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x +3 = 10 what is x?
7
x - 4 = 5; x = ?
9
3x = 12; x = ?
4
x / -8 = 10; x =
-80
10 + x = 5; x =
-5
x / 3 = 5; x = ?
15
x - 5 = 10; x = ?
15
What is the inverse operation for adding?
subtracting
What is the inverse operation for subtracting?
adding
What is the inverse operation for multiplying?
dividing
What is the inverse operation for dividing?
multiplying
4x +3 = 15; x =?
x = 3
-4x - 4 = 20; x = ?
-6
-2x + 10 = 30; x= ?
x= -10
5x - 7 = -17; x=?
x= -2
x/ 2 = -10; x= ?
x= -20
