Respuesta :

Answer:

In step 1, Bobby made a mistake

Instead, he need to also multiply 5 with 7, that is

x + 3 + 7 ( x - 5 )

= x + 3 + 7 ( x ) - 7 ( 5 )

= x + 3 + 7x - 35

Step-by-step explanation:

Given,

x + 3 + 7 ( x - 5 )

Step 1 :

x + 3 + 7x - 35

Answer:

in step 2..... i think...

Step-by-step explanation:

i think it should of been 2x+3+7-5......

im not entirly sure thou....