51-7x=2x+15

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Solution for 51-7x=2x+15 equation:


Simplifying
51 + -7x = 2x + 15

Reorder the terms:
51 + -7x = 15 + 2x

Solving
51 + -7x = 15 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
51 + -7x + -2x = 15 + 2x + -2x

Combine like terms: -7x + -2x = -9x
51 + -9x = 15 + 2x + -2x

Combine like terms: 2x + -2x = 0
51 + -9x = 15 + 0
51 + -9x = 15

Add '-51' to each side of the equation.
51 + -51 + -9x = 15 + -51

Combine like terms: 51 + -51 = 0
0 + -9x = 15 + -51
-9x = 15 + -51

Combine like terms: 15 + -51 = -36
-9x = -36

Divide each side by '-9'.
x = 4

Simplifying
x = 4

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