SAT Algebra & Functions

Question 1

What is the value of x in the equation 2x + 5 = 13?

Accepted Answer

x = 3

Answer

x = 2

Answer

x = 4

Answer

x = 5

Question 2

What is the solution to the system of equations: x + y = 10 and 2x - y = 5?

Accepted Answer

x = 5, y = 5

Answer

x = 3, y = 7

Answer

x = 2, y = 8

Answer

x = 4, y = 6

Question 3

Which of the following is the correct factorization of x^2 - 5x + 6?

Accepted Answer

(x - 1)(x - 6)

Answer

(x - 2)(x - 3)

Answer

(x + 1)(x - 6)

Answer

(x - 3)(x + 2)

Question 4

If f(x) = 3x^2 - 2x + 1, what is f(2)?

Accepted Answer

f(2) = 11

Answer

f(2) = 7

Answer

f(2) = 9

Answer

f(2) = 5

Question 5

What is the slope of the line represented by the equation y = 4x + 3?

Accepted Answer

4

Answer

3

Answer

1/4

Answer

0

Question 6

Which of the following is the inverse of the function f(x) = 2x + 3?

Accepted Answer

f^(-1)(x) = (x - 3)/2

Answer

f^(-1)(x) = (x + 3)/2

Answer

f^(-1)(x) = 2x - 3

Answer

f^(-1)(x) = x - 3

Question 7

What is the solution to the equation x^2 + 3x - 4 = 0?

Accepted Answer

x = -4, 1

Answer

x = -1, 4

Answer

x = 4, -1

Answer

x = 2, -2

Question 8

Which of the following is the solution to the system of equations: y = 2x + 1 and y = -x + 5?

Accepted Answer

x = 1, y = 3

Answer

x = 2, y = 4

Answer

x = -1, y = 2

Answer

x = 0, y = 5

Question 9

Which of the following is the correct solution to the inequality 3x - 5 > 10?

Accepted Answer

x > 5

Answer

x < 5

Answer

x > 3

Answer

x < 3