Respuesta :

davidyangnyc
distribute 7: 
7z+14-3z=44
4z+14=44
4z=30
z=15/2
TSO
7(z +2) - 3z =44
Distribute the 7. Distributive property: a(b+c) = ab + ac

7z + 14 - 3z = 44
Simplify like terms.

4z + 14 = 44
Subtract 14 to both sides

4z = 30
Divide by 4 on both sides.


z = 7.5