Math 116
posted by tony .
We replace each occurrence of z with the number 4, and simplify
(1 + z) × 2 + 12 ÷ 3  z

It is not clear what is being divided by the last terms.
posted by tony .
We replace each occurrence of z with the number 4, and simplify
(1 + z) × 2 + 12 ÷ 3  z
It is not clear what is being divided by the last terms.