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Amanda [17]
3 years ago
15

3x + x - 13 + 4x =12

Mathematics
2 answers:
GREYUIT [131]3 years ago
4 0
 <span>3x + x - 13 + 4 - 6x =12  

Combine like terms....

- 2x - 9 =12 

Add 9  to both sides....

-2x = 21

Divide both sides by -2 to get x by its self....

x = -21/2</span>
Hitman42 [59]3 years ago
4 0
Sorry about the sloppiness of the answer

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