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x + 2x - x + 7 = 4x - x + 2 Clean this up.

2x + 7 = 3x + 2

Subtract 2x from both sides.

7 = x + 2

Now subtract 2 from both sides.

5 = x ◄

Check

5 + 2(5) - 5 + 7 = 4(5) - 5 + 2

5 + 10 - 5 + 7 = 20 - 5 + 2

15 - 5 + 7 = 15 + 2

10 + 7 = 17 ■

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15y ago

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