Algebra 1 Review

What is the value of x in the equation 2x + 5 = 15?

• x = 5

• x = 10

• x = 7

• x = 8

Simplify the expression: 3(x + 2) - 2(2x - 1)

• -x + 8

• x + 8

• -x - 8

• x - 8

Solve the equation: 4x - 7 = 5x + 3

• x = -10

• x = -4

• x = 4

• x = 10

What is the slope of the line passing through the points (2, 5) and (4, 9)?

• 2

• 4

• 3

• 1

Simplify the expression: 2x^2 + 3x - 4x^2 + 5

• -2x^2 + 3x + 5

• -2x^2 - x + 5

• -2x^2 - x - 5

• -2x^2 - x + 5

Solve the equation: 3(x - 4) = 2(2x + 1)

• x = -5

• x = -3

• x = 3

• x = 5

What is the y-intercept of the line with equation y = 2x + 3?

• 3

• 2

• -3

• -2

Simplify the expression: 5(2x - 3) + 2(3x + 4)

• 11x + 2

• 11x - 2

• 11x + 22

• 11x - 22

Solve the equation: 2(x + 3) = 4x - 6

• x = -3

• x = -2

• x = 2

• x = 3

What is the solution to the system of equations: 2x + 3y = 7 and 4x - y = 5?

• x = 1, y = 2

• x = 2, y = 1

• x = 3, y = 4

• x = 4, y = 3