Answer:
C. Add 13 to both sides of the equation.
Explanation:
Note the equal sign, what you do to one side, you do to the other. Isolate the variable, m. Add 13 to both sides of the equation:
m - 13 = 24
m - 13 (+13) = 24 (+13)
m = 24 + 13
m = 37
~
1.6m questions
2.0m answers