51-7x=11x+21

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Solution for 51-7x=11x+21 equation:


Simplifying
51 + -7x = 11x + 21

Reorder the terms:
51 + -7x = 21 + 11x

Solving
51 + -7x = 21 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
51 + -7x + -11x = 21 + 11x + -11x

Combine like terms: -7x + -11x = -18x
51 + -18x = 21 + 11x + -11x

Combine like terms: 11x + -11x = 0
51 + -18x = 21 + 0
51 + -18x = 21

Add '-51' to each side of the equation.
51 + -51 + -18x = 21 + -51

Combine like terms: 51 + -51 = 0
0 + -18x = 21 + -51
-18x = 21 + -51

Combine like terms: 21 + -51 = -30
-18x = -30

Divide each side by '-18'.
x = 1.666666667

Simplifying
x = 1.666666667

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