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– x + 7 = 13 X = ? What is X
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2 votes
– x + 7 = 13
X = ?
What is X

User Eli Collins
by
3.0k points

1 Answer

4 votes
X = -6

-x + 7 = 13, subtract 7 from both sides.
then you have -x = 6, and you have to device by negative 1 on both sides because you can’t have a negative x value. then you have x = -6.
hope this helps!
User Dthagard
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