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3 years ago

15

150 - x - 2x = 120 + 2x

1 answer:

tamaranim1 [39]3 years ago

3 0

Answer:x=-30

Step-by-step explanation:

150-x-2x=120+2x

-x-2x+150=2x+120

-3x + 150=2x+120

150=-x +120

-30=x

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