Solve -13(6x - 21) = -5(x + 1) for x.

Solve the equation for x:
​−13(6x − 21) = −5(x + 1)

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-13(6x - 21) = -5(x + 1)
-78x + 273 = -5x - 5 {used distributive property}
-73x = -278 {added 5x and subtracted 273 from each side}
x ≈ 3.8 {divided each side by -73}

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