Vocabulary
An operation that "undoes" another operation is called an _________________ _____________________.
inverse operation?
Solve: m + 12 = -6
m = -18?
Solve. 5m + 5 = 35
m = 6?
Solve. m + 3 - 9 = 12
m = 18?
What do you do to the following equation to get the variable by itself on one side of the equal sign? m - 9 = 12
add 9?
Solve. m - 12 = 214
m = 226?
m/6+(-4)=-2
What is m = 12?
14+ m - 10 = 97
m = 93?
What do you do to the following equation to get the variable by itself on one side of the equal sign? m + 22 = 213
subtract 22?
Solve. -9m = 81
m = -9?
Solve. 7m + 12 = 54
m = 6?
17 + 8 + m - 5 = -42
m= -62?
What do you need to do to the following equation to get the variable by itself on one side of the equal sign? -7m = -49
divide by -7?
Solve.
m/-8=12
m = -96?
Solve.
m/-4+15=11
What is m = 16?
Solve. m - 9 - 7 = 41
m = 57?
What do you do to the following equation to get the variable by itself on one side of the equal sign? m/-12 = 3
multiply by -12?
Solve. 14 + m = -9
m = -23?
-9 + m - 2 + 3 - 4 = 56
m = 68?