-7x-10=20-3x

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


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

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

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

Combine like terms: -7x + 3x = -4x
-10 + -4x = 20 + -3x + 3x

Combine like terms: -3x + 3x = 0
-10 + -4x = 20 + 0
-10 + -4x = 20

Add '10' to each side of the equation.
-10 + 10 + -4x = 20 + 10

Combine like terms: -10 + 10 = 0
0 + -4x = 20 + 10
-4x = 20 + 10

Combine like terms: 20 + 10 = 30
-4x = 30

Divide each side by '-4'.
x = -7.5

Simplifying
x = -7.5

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