(2x-10)-(2x+30)=20+3x

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Solution for (2x-10)-(2x+30)=20+3x equation:


Simplifying
(2x + -10) + -1(2x + 30) = 20 + 3x

Reorder the terms:
(-10 + 2x) + -1(2x + 30) = 20 + 3x

Remove parenthesis around (-10 + 2x)
-10 + 2x + -1(2x + 30) = 20 + 3x

Reorder the terms:
-10 + 2x + -1(30 + 2x) = 20 + 3x
-10 + 2x + (30 * -1 + 2x * -1) = 20 + 3x
-10 + 2x + (-30 + -2x) = 20 + 3x

Reorder the terms:
-10 + -30 + 2x + -2x = 20 + 3x

Combine like terms: -10 + -30 = -40
-40 + 2x + -2x = 20 + 3x

Combine like terms: 2x + -2x = 0
-40 + 0 = 20 + 3x
-40 = 20 + 3x

Solving
-40 = 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.
-40 + -3x = 20 + 3x + -3x

Combine like terms: 3x + -3x = 0
-40 + -3x = 20 + 0
-40 + -3x = 20

Add '40' to each side of the equation.
-40 + 40 + -3x = 20 + 40

Combine like terms: -40 + 40 = 0
0 + -3x = 20 + 40
-3x = 20 + 40

Combine like terms: 20 + 40 = 60
-3x = 60

Divide each side by '-3'.
x = -20

Simplifying
x = -20

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