20-10x=3x-7

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Solution for 20-10x=3x-7 equation:


Simplifying
20 + -10x = 3x + -7

Reorder the terms:
20 + -10x = -7 + 3x

Solving
20 + -10x = -7 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
20 + -10x + -3x = -7 + 3x + -3x

Combine like terms: -10x + -3x = -13x
20 + -13x = -7 + 3x + -3x

Combine like terms: 3x + -3x = 0
20 + -13x = -7 + 0
20 + -13x = -7

Add '-20' to each side of the equation.
20 + -20 + -13x = -7 + -20

Combine like terms: 20 + -20 = 0
0 + -13x = -7 + -20
-13x = -7 + -20

Combine like terms: -7 + -20 = -27
-13x = -27

Divide each side by '-13'.
x = 2.076923077

Simplifying
x = 2.076923077

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