10x-2(3x+4)=20

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Solution for 10x-2(3x+4)=20 equation:


Simplifying
10x + -2(3x + 4) = 20

Reorder the terms:
10x + -2(4 + 3x) = 20
10x + (4 * -2 + 3x * -2) = 20
10x + (-8 + -6x) = 20

Reorder the terms:
-8 + 10x + -6x = 20

Combine like terms: 10x + -6x = 4x
-8 + 4x = 20

Solving
-8 + 4x = 20

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 4x = 20 + 8

Combine like terms: -8 + 8 = 0
0 + 4x = 20 + 8
4x = 20 + 8

Combine like terms: 20 + 8 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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