Algebraic Equations

What is the inverse operation needed to solve for p?
594 = p +  600

• subtraction

• addition

• multiplication

• division 

Solve for a.    19  + a  =  -50

• a = 69

• a =  -31

• a = -31

• a = -69

Solve for x.    -16+ x= -15

• 2

• 1

• -1

• 0

Solve for a.    20  + a  =  -50

• -30

• 30

• 70

• -70

r - 7.2 = 22.8

• 30

• 15.6

• 13.6

• -30

x - 5 = -14

• x = 19

• x = 9

• x = 19

• x = -9

x - (-6) = 22

• x = 10

• x = -10

• x = 16

• x = -22

x + (-18) = 34

• x = 14

• x = 52

• x = 51

• x = -52

x + -20 = 50

• x = 30

• x = -70

• x = 70

• x = -30

When James is 12 years older, he will be 49. How old is he now?

• 61

• 37

• -37

• -61