21x+10=x-70

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Solution for 21x+10=x-70 equation:


Simplifying
21x + 10 = x + -70

Reorder the terms:
10 + 21x = x + -70

Reorder the terms:
10 + 21x = -70 + x

Solving
10 + 21x = -70 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
10 + 21x + -1x = -70 + x + -1x

Combine like terms: 21x + -1x = 20x
10 + 20x = -70 + x + -1x

Combine like terms: x + -1x = 0
10 + 20x = -70 + 0
10 + 20x = -70

Add '-10' to each side of the equation.
10 + -10 + 20x = -70 + -10

Combine like terms: 10 + -10 = 0
0 + 20x = -70 + -10
20x = -70 + -10

Combine like terms: -70 + -10 = -80
20x = -80

Divide each side by '20'.
x = -4

Simplifying
x = -4

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