m3+5=-2
Subtract 5 from both sides of the equation.
m3=-2-5
Subtract 5 from -2.
m3=-7
m3=-7
Multiply both sides of the equation by 3.
3⋅m3=3⋅-7
Cancel the common factor of 3.
Cancel the common factor.
3⋅m3=3⋅-7
Rewrite the expression.
m=3⋅-7
m=3⋅-7
Multiply 3 by -7.
m=-21
m=-21
Solve for m m/3+5=-2