Question

Help me with this please

Answer 1

see explanation

Explanation:

Given

4(px + 1) = 64 ( divide both sides by 4 )

px + 1 = 16 ( subtract 1 from both sides )

px = 15 ( divide both sides by p )

x =
`(15)/(p)`

When p = - 5, then

x =
`(15)/(-5)` = - 3