Question

HELP

Answer 1

7 - 3z - 4z = 28

Answer 2

Just solve it?

Answer 3

I keep on getting the wrong answer

Answer 4

Ok, start by combining like terms. what is -3z + (-4z) ?

Answer 5

-7

Answer 6

good, so now you have

-7z +7 = 28
so then you subtract 7 from both sides.
what is 28-7?

Answer 7

21

Answer 8

yes, so now you have

-7z=21.

so divide both sides by NEGATIVE 7, and what do u get?

Answer 9

z=-3

Answer 10

Yes, it's z=-3
Make sense?

Answer 11

Yes

Answer 12

Do still need more help or can you close this?

Answer 13

im not going to lie im not that smart