What is wrong with the following solution and how should it be done? 1.2x + 2 = 3.8 ; 10(1.2x) + 2 = 10(3.8) ; 12x + 2 = 38 ; 12x = 36 ; x = 3

Q: Suppose that your friend solved the equation (x + 3)2 = 25 as follows:(x + 3)2 = 25x2 + 6x + 9 =…

A: The approach used for solving the equation is correct. We can solve the equation using the approach…

Q: Examine the following steps in the solution to 5x2 - 5 = 0 5(x2 - 1) = 0 5(x - 1)(x + 1) = 0 x - 1 =…

A: 5x2-5=0This is the given equation

Q: stefam is teaching his daughter denise vocabulary words. Denise already knows 2 of the vocabulary…

A: Stefan wants Denise to know a total of 5 words the first day, 8 words the second day, 11 words the…

Q: Which equation has the same solution as x2 + 19x + 19 = 5? O (x – 9.5)² = 76.25 %3D - O (x +9.5)² =…

A: x² + 19x + 19 = 5 So, x² + 19x = 5 - 19 So, x² + 19x = - 14 So, x² + 2•x•(9.5) + (9.5)² = (9.5)² -…

Q: What are the solutions to the equation x²+y²=9 and y=2x+3? O (3.0).(-1.8,-2.4) O (0,3).(-1.8.-2.4) O…

A:

Q: How many liters of 40% acid solution must be mixed with 12 liters of a 65% acid solution to get a…

A: Let we have to mix x liters of 40% solution  So in x liters of 40% solution , there is (40% of x)=…

Q: How did you obtain the ײ=16. ײ+10=10. ײ+20=16 Solutions of each equation?

A:

Q: How to solve step by step: (x^2 * y^6 / x^3 * y^2)^-2

A: For division, we subtract the exponents

Q: What is the solution to the equation x2 - 12x – 28 = 0? А. X = -2 and x 14 В. x =-14 and x=2 С. X…

A: The solution of the given equation is below...

Q: Find the extraneous solution for the equation. x = v20 + 8x O-10 5 O 10 O-2

A:

Q: The administration at Center City Community College has formed a 19​-person planning committee.…

A: Number of administrators is three times the number of students. Number of faculty members are 4 more…

Q: What are the solutions to the following equation. Y=x X^2+y^2=64

A: Given Two equations are y = x y2 + x2 = 64  Substituting y = x in  y2 + x2 = 64

Q: 1. Solve the following: |X - 4| |X- 2 (b) 2 (a) 2 3 < 1 (c) 3 4 (x 3) < 1

A: 1(a) x-43≥3 Hence we have x-43≥3               x-4≥(3)(3)x-4≥9x≥9+4x≥13                  and…

Q: 4. Compute 2 3 234 2 0 3 1

A:

Q: The administration at Center City Community College has formed a 20​-person planning committee.…

A: Given data is: The total number of member of the planning committee is 20

Q: Each morning during rush hour, 10,000 people want to travel from New Jersey to New York City. If a…

A: a) Model: Formula: Solver input:

Q: The product of a number decreased by 7 and the same number increased by 6 is 14. Find all numbers…

A: Let the number be X  Number decreased by 7 means X-7 Number increased by 6 means X+6 The product…

Q: What is the solution to 8x - 3(2x - 4) = 3(x - 6)? %3D O No Solution O 2 O 30 « Previous Nex Σ

A:

Q: What is the solution to x² - 9x 8 Ox1 01<x<8 0-8<x< 1

A:

Q: What do you mean by a trivial solution ?

A: according to definition of trivial solutions when the system of equations in which determinant of…

Q: Solve the IVP: X' = AX, where -2 1 A = -5 0 3 -2 and -2 X(0) = -1 2

A: To find the solution of X'=AX where, A=−210−50003−2X0=−2−12

Q: How to solve step by step: x^5/2 * y^1/6 / x^-3/2 * y^5/3

A: To solve the given expression.

Q: 3. The sum of three consecutive integers is 53 more than the least of the integers. Find the…

A: integers are 25,26 and 27 for detail go through the solution

Q: Janine worked 15 hours last week. One job as a clerk in a sporting goods store paid her ​$7.53 per​…

A: Given that, Janine Worked 15 hours last week. One job as a clerk in a sporting good store paid her…

Q: Solve the following ILPP. Max. X1 + 4x2 subject to 2x1 + 4x2 0 and integers.

A: The given LPP is as follows. Max x1+4x2subject to 2x1+4x2≤75x1+3x2≤15x1,x2≥0 Use graphical method…

Q: 2. (x + y)x²y' + (xy² + Ayx²) = 0

A:

Q: a. How many positive integer solutions are there to the equation x1+x2+x3+x4=9?

A:

Q: *There are two solutions to the equation (x – 1)3 – 9 = 0. Find both and enter them below as whole…

A: we can solve for x.

Q: What is the solution of the xy'+(1-2x2)y = x3e-x^2

A:

Q: How do I solve, step by step:  1/5(13y-2)+1/10(4y+11)=

A: Solve the equation 1/5(13y − 2) + 1/10(4y + 11) = 0 for y as follows.Consider the expression 1/5(13y…

Q: sum of two non-negative numbers x and y is 16. What is the smallest possible value of x2 + y2

A:

Q: 1.The sum of two numbers is 30. Their difference is 12. What are the two numbers?

A: Given: The sum of two number is 30 and  Their differences is 12 To find that nunber

Q: Suppose for some value of b the solution of the equation 0.8(x-b) = 0 is x = 9. What must be true…

A: Given that for some value of b the solution of the equation 0.8x−b=0 is x=9 Substitute x=9 in…

Q: Find the value of c, 12 10

A: Use formula when tangent line and secant line intersect

Q: le² – 1|+(e² + 1) dal c2 et -1

A:

Q: What are 2 different ways to solve for x in the following: (x-7)/8 +(x-3)/2 = 2

A:

Q: 4. Compute 23 2 3 4 3 2 0

A:

Q: What is the solution set of the equation %3D x - 4 x + 3 x² – x – 12 O (4} O { } O {-6} O {-4,6}

A:

Q: How do I solve the following linear equation: 3x+5=3(x+3)-4

A: Given linear equation

Q: The price of a​ four-star meal was ​$50 per couple decades​ ago, has since increased 300%. The…

A: Initial price of the meal =$50 Percentage increase=300%=3

Q: Bob's bowling league had an average score of 212 and a SD of 8.  Bob's average is 224. Marietta's…

A: From the provided information, Bob’s bowling league average score (µ) = 212 and standard deviation…

Q: If we have a score of 100 and is 20% of the grade and a score of 89 which is 40%.  What is my grade?

A: According to the given information, weights are assigned to each of the two scores and the sum of…

Q: What would be the solution to #2 and #4 with steps included?

A: We have to find the value of the given trigonometric function.

Q: 7. Which represents the solution to x'= 216 A x= V216 B. x 216 C. X 216 D. x= V216

A:

Q: present the sum of parents’ ages is twice the sum of the children’s ages. Five years ago, the sum of…

A: We will solve the problem

Q: Solve the problem by showing the necessary steps to justify the answer: One number is four more than…

A: Let we assume two number be x and yAccording to given problem,x = y + 4  { One number is four more…

Q: How to solve this?   Last year Sammi owned 5 more than twice the number of cows that Nate owned…

A:

Q: . Solve the problems belows. 3 = x + 3 - 5x x + 3 - 3 = -6 6 = -3(x+2)

A:

Q: Apply by whole re and Solve. 13/9 2) 3.2 3/10 3) 3. 5/2

A:

Q: Where did the 1.5 and 1.2 came from? And how from the answer for this question? "Pedro can paint a…

A: Given that, Pedro can paint a fence 50% faster than Juan and 20% faster than Pilar and together they…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.