Unit One Exam Review

Select the equation that is equivalent to: 4x + 2y = 14

• y = -2x + 7

• y = 2x +7

• y = 2x -7

• y = -2x - 7

Select the equation that is equivalent to: 4x + 2y = 7

• x = 1/2y + 7/4

• x = -1/2y + 7/4

• x = -1/2y - 7/4

• x = 1/2y - 7/4

Which equation represents 6x - 2y = 18 when solved for y?

• y = 3x + 9

• y = -3x - 9

• y = -3x + 9

• y = 3x - 9

If f(x) = 2(x - 4) + 5, find f(2)

• -3

• 5

• 1

• -7

What is the solution to 10 − 3(m − 5) = 2(5 − m)?

• 7

• -15

• 15

• -7

Answer explanation

Nsolve

Josh belongs to a bowling club that costs $20 a month and he went bowling a total of 10 times last month. The equation 10x + 20 = 100 represents the amount Josh owed. What is Josh's cost per game.

• 20

• 8

• 5

• 10

• -15/2

• 3/4

• 15/2

• -3/4

Solve:
2(2x + 3) = -6(x + 9)

• 1.2
• 6
• -6
• 7.5

Solve for x:
3(5x + 10) + 10 = 6x - (x + 10)

• 3
• -3
• -5
• 5