Respuesta :

kphung76127
Add 3x to both sides
7x+13=-8

Subtract 13 from both sides
7x=-21

Divide both sides by 7
x=-3

Final answer: x=-3
ruhibreddy
Thanks for your question!

4x + 13 = -8 - 3x
4x + 3x = -8 - 13
7x = -21
x = -3

Hope this helped!