Question

x+12=-7

Answer 1

to solve for x first and last step is to move 12 to the right side
12 is positive at the left side
what is opposite of positive ?

Answer 2

-12

Answer 3

Correct

Answer 4

So now

x + 12 = -7

And we do the opposite of + 12 on both sides so:

x + 12 - 12 = -7 - 12

x = -7 - 12

Simplify that last part, what do you get?

Answer 5

x=-29

Answer 6

x=-19

Answer 7

yep that's right

Answer 8

Good job :)

Answer 9

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