Question

\[2m+5=\left(\begin{matrix}m \over5\end{matrix}\right)-4\]
Explain how you got your answer too @Mathematics

Answer 1

\[2m+5=\frac{m}{5}-4\]multiply both sides by 5 to get:\[10m-25=m-20\]\[10m-m=25-20\]\[9m=5\]\[m=\frac{5}{9}\]

Answer 2

oops - I made an error in the sign above

Answer 3

?

Answer 4

3rd line should be:
\[10m+25=m-20\]\[10m-m=-25-20\]\[9m=-45\]\[m=-5\]

Answer 5

thanks

Answer 6

yw