Respuesta :

answer B.X= 3 1/8

X+7/8=4
x = 4 - 7/8
x =3 8/8 - 7/8
x = 3 1/8
JacobLeviste
x+7/8 = 4

We want to get the X by itself. So subtract 7/8 from both sides. 

x + 7/8 - 7/8 = 4 - 7/8

Now do the math!

x = 4 - 7/8