Question

Solve the equation.
70 = –7(–2 – 2z)

Answer 1

70=14+14z

70-14=14z

56=14z

4=z

Answer 2

Thanks. :)

Answer 3

70=14+14z
70-14=14z
56=14z
56/14=z
4=z

Answer 4

this would look more nice :
\[70=14+14z\]
\[70-14=14z\]
\[56=14z\]
\[\frac{56}{14}=z\]
\[4=z \]