Question

2x + 10 = 5x - 20

Please find x

Answer 1

2x + 10 = 5x - 20

or, 10 + 20 = 5x - 2x

or, 30 = 3x

or, 3x = 30

or, x = 30/3

or, x = 10

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Answer 2

2x + 10 = 5x - 20
2x - 5x = -20 - 10
-3x = -30
both side (-) get cancels , we get,
3x = 30
x = 10

hope it helps!!!