57-2x=7x+15

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Solution for 57-2x=7x+15 equation:


Simplifying
57 + -2x = 7x + 15

Reorder the terms:
57 + -2x = 15 + 7x

Solving
57 + -2x = 15 + 7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7x' to each side of the equation.
57 + -2x + -7x = 15 + 7x + -7x

Combine like terms: -2x + -7x = -9x
57 + -9x = 15 + 7x + -7x

Combine like terms: 7x + -7x = 0
57 + -9x = 15 + 0
57 + -9x = 15

Add '-57' to each side of the equation.
57 + -57 + -9x = 15 + -57

Combine like terms: 57 + -57 = 0
0 + -9x = 15 + -57
-9x = 15 + -57

Combine like terms: 15 + -57 = -42
-9x = -42

Divide each side by '-9'.
x = 4.666666667

Simplifying
x = 4.666666667

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