8-7x=21-14x

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Solution for 8-7x=21-14x equation:


Simplifying
8 + -7x = 21 + -14x

Solving
8 + -7x = 21 + -14x

Solving for variable 'x'.

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

Add '14x' to each side of the equation.
8 + -7x + 14x = 21 + -14x + 14x

Combine like terms: -7x + 14x = 7x
8 + 7x = 21 + -14x + 14x

Combine like terms: -14x + 14x = 0
8 + 7x = 21 + 0
8 + 7x = 21

Add '-8' to each side of the equation.
8 + -8 + 7x = 21 + -8

Combine like terms: 8 + -8 = 0
0 + 7x = 21 + -8
7x = 21 + -8

Combine like terms: 21 + -8 = 13
7x = 13

Divide each side by '7'.
x = 1.857142857

Simplifying
x = 1.857142857

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