1A 1.2/1.3 Quiz

4x + 7 = 23

• x = 16
• x = 4
• x = 9
• x = 12

2x + 16 = 130

• x=114
• x=57
• x=-114
• x=-57

2x - 4 = 10

• x = 7
• x = 3
• x = 5
• x = 1

8r - 14 = 42

• r = 7
• r = 4
• r = 8
• r = 5

Solve   -5t + 9 = 24

• -3
• 3
• 12

2x + 3(5x - 7) = 47

• x = 1
• x = 2
• x = 3
• x = 4

-3(4x - 10) = 42

• x = 0
• x = 1
• x = -1
• no solution

Solve.   n - (-2) = -14

• -16
• 16
• 12
• -12

2x - 3 + 4x = 27

• x= 12
• x = 4
• x = 5
• x = 15