Question

$4x + 7 + 4y = 45 find the x + y$

Answer 1

Hey there!

4x + 4y = 45 - 7
4 ( x + y) = 38
x + y = 38 / 4
Or
x + y = 19 / 2

Hope it help

Answer 2

Hey

Here is your answer,

4x + 7 + 4y = 45
4x + 4y = 45 - 7
4 ( x + y ) = 38
x + y = 38/4
x + y = 19/2

Hope it helps you!