Chapter 1 Review

-4x + 1 = 21

• x=120
• x=5
• x=30
• x=-5

5 = 7s - 9

• 2
• 6
• 7
• 8

10 = 2 - 6b + 14

• 1
• 2
• - 1
• - 2

15 + 4a - 6 = 21

• 1
• 2
• 3
• 4

16 = - 4(y + 3)

• 7
• - 7
• 6
• - 6

Solve:

2y − 3 = 2y − 3

• y = 0

• y = -3

• infinitely many solutions

• no solutions

Solve:

5x + 4 = 5x − 3

• x = 4

• x = -3

• infinitely many solutions

• no solutions

Solve:

3(x − 2) = 3x − 6

• x = 6

• x = -6

• infinitely many solutions

• no solutions

Solve:

6(y + 4) = 6y + 10

• y = 10

• y = 24

• infinitely many solutions

• no solutions

S = 3F - 24  Solve for F

• F = (S + 24)/3
• F = S/3 + 24
• F = 3S + 24
• F = 3(S + 24)