Solving Equalities
Solve for the variable in each of the following equations. Be sure to write your final solution as an equation.
EquationSolution
6m+8=40\displaystyle -{6}{m}+{8}=-{40}  
9=12d\displaystyle {9}=-{1}-{2}{d}  
34c4=2\displaystyle \frac{{3}}{{4}}{c}-{4}={2}  
y+7=9\displaystyle {y}+{7}={9}