10/5 Algebra 1A Warm Up

x + 8 = 15

• x = 23
• x = 7
• x = 120
• x = 15/8

13 + y = 20

• y = 13
• y = 33
• y = 7
• y = 20/13

Solve: -11 = n - 6

• 17 = n

• -17 = n

• 5 = n

• -5 = n

Solve: y + 9.3 = -4.2

• y = -13.5

• y = 13.5

• y = 5.1

• y = -5.1

Solve: m + 18 = -8

• m = 26

• m = -26

• m = 10

• m = -10

Solve: -9 = 28 + y

• 37 = y

• -37 = y

• 29 = y

• -29 = y

Solve: -2s = -38

• s = 76

• s = -76

• s = 19

• s = -19

Solve:

 $\frac{a}{-9}=12$  

• a = -1.3

• a = 1.3

• a = 108

• a = -108

Solve: 56 = -7x

• 8 = x

• -8 = x

• 392 = x

• -392 = x