Respuesta :

Combine like terms so combine -2x and x which gives you x=143
willdabeast722
Answer: -143

To find the answer follow these steps:
1: Add x to -2x (to isolate the variable, x), this will get you -x=143
2: Now to get x positive simply switch the negative from the x (left) to 143 (right). You will get x= -143.

Hope this helps!

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