100-2(10x+10)=20(2x+1)

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Solution for 100-2(10x+10)=20(2x+1) equation:


Simplifying
100 + -2(10x + 10) = 20(2x + 1)

Reorder the terms:
100 + -2(10 + 10x) = 20(2x + 1)
100 + (10 * -2 + 10x * -2) = 20(2x + 1)
100 + (-20 + -20x) = 20(2x + 1)

Combine like terms: 100 + -20 = 80
80 + -20x = 20(2x + 1)

Reorder the terms:
80 + -20x = 20(1 + 2x)
80 + -20x = (1 * 20 + 2x * 20)
80 + -20x = (20 + 40x)

Solving
80 + -20x = 20 + 40x

Solving for variable 'x'.

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

Add '-40x' to each side of the equation.
80 + -20x + -40x = 20 + 40x + -40x

Combine like terms: -20x + -40x = -60x
80 + -60x = 20 + 40x + -40x

Combine like terms: 40x + -40x = 0
80 + -60x = 20 + 0
80 + -60x = 20

Add '-80' to each side of the equation.
80 + -80 + -60x = 20 + -80

Combine like terms: 80 + -80 = 0
0 + -60x = 20 + -80
-60x = 20 + -80

Combine like terms: 20 + -80 = -60
-60x = -60

Divide each side by '-60'.
x = 1

Simplifying
x = 1

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