4 + 2(x - 1) = 5x - (x + 10)
4 + 2x - 2 = 5x - x - 10 {used distributive property}
2x + 2 = 4x - 10 {combined like terms}
2 = 2x - 10 {subtracted 2x from both sides}
12 = 2x {added 10 to both sides}
x = 6 {divided both sides by 2}
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