12-7x=50-21x

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Solution for 12-7x=50-21x equation:


Simplifying
12 + -7x = 50 + -21x

Solving
12 + -7x = 50 + -21x

Solving for variable 'x'.

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

Add '21x' to each side of the equation.
12 + -7x + 21x = 50 + -21x + 21x

Combine like terms: -7x + 21x = 14x
12 + 14x = 50 + -21x + 21x

Combine like terms: -21x + 21x = 0
12 + 14x = 50 + 0
12 + 14x = 50

Add '-12' to each side of the equation.
12 + -12 + 14x = 50 + -12

Combine like terms: 12 + -12 = 0
0 + 14x = 50 + -12
14x = 50 + -12

Combine like terms: 50 + -12 = 38
14x = 38

Divide each side by '14'.
x = 2.714285714

Simplifying
x = 2.714285714

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