Respuesta :

alexisp
7e-4=31 add 4 to both sides = 7e=35 then divide 7 on both sides then you get the answer of e=5
solve your equation step-by-step.

7x−4=31

Add 4 to both sides.

7x−4+4=31+4

7x=35

Divide both sides by 7.

7x/7 = 35/7

x=5