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4 votes
8x-8=-72 how would I find the answer

2 Answers

6 votes
8x-8=72
+8 +8

8x=80

8x/8 80/8

X=10

1st step do the opposite of subtracting which is adding so add 8 on each side like shown above .

2nd step after adding and canceling you bring down 8x=80

3rd step you need to get x by itself so divide 8 in each side shown above

4th step the answer is X=10



User Sanders
by
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3 votes
-8 + -8 + -8 + -8 + -8 + -8 +-8 +-8 = -72
that's one way to solve it.

User OfskyMohsen
by
8.2k points

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