20(4+x)=30(x-1)+10

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Solution for 20(4+x)=30(x-1)+10 equation:


Simplifying
20(4 + x) = 30(x + -1) + 10
(4 * 20 + x * 20) = 30(x + -1) + 10
(80 + 20x) = 30(x + -1) + 10

Reorder the terms:
80 + 20x = 30(-1 + x) + 10
80 + 20x = (-1 * 30 + x * 30) + 10
80 + 20x = (-30 + 30x) + 10

Reorder the terms:
80 + 20x = -30 + 10 + 30x

Combine like terms: -30 + 10 = -20
80 + 20x = -20 + 30x

Solving
80 + 20x = -20 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
80 + 20x + -30x = -20 + 30x + -30x

Combine like terms: 20x + -30x = -10x
80 + -10x = -20 + 30x + -30x

Combine like terms: 30x + -30x = 0
80 + -10x = -20 + 0
80 + -10x = -20

Add '-80' to each side of the equation.
80 + -80 + -10x = -20 + -80

Combine like terms: 80 + -80 = 0
0 + -10x = -20 + -80
-10x = -20 + -80

Combine like terms: -20 + -80 = -100
-10x = -100

Divide each side by '-10'.
x = 10

Simplifying
x = 10

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