Respuesta :

OmegaAzzy

7j + 17 = 87

Subtract 17 from both sides.

7j = 70

Divide both sides by 7.

j = 10

The value of the unknown number, or j, is equal to 10.

Answer:

turn this into an equation 17+7j=87 then solve for j subtract 17 on both sides 7j=70 divide by 7 on both sides so j=10

- hope this helps!:)