Question

What is the value of z in the equation 2(4z − 6 − 6) = 170 − 46?

12.5
15.5
16.5
18.5

Answer 1

well, all you have to do is simplify and solve for "z"

Answer 2

ik that but i did and i was told i got the wrong asnwer

Answer 3

what did you get?

Answer 4

12.5

Answer 5

is that right ?

Answer 6

So, all you have to do is simplify:
\[2(4z-6-6)=170-46\]
\[8z-12-12=124\]
\[8z-24=124\]
\[z-3=15,5\]
\[z=18,5\]

Answer 7

ok well that makes more sense thank you !