5x-20=30(x-4)

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Solution for 5x-20=30(x-4) equation:


Simplifying
5x + -20 = 30(x + -4)

Reorder the terms:
-20 + 5x = 30(x + -4)

Reorder the terms:
-20 + 5x = 30(-4 + x)
-20 + 5x = (-4 * 30 + x * 30)
-20 + 5x = (-120 + 30x)

Solving
-20 + 5x = -120 + 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.
-20 + 5x + -30x = -120 + 30x + -30x

Combine like terms: 5x + -30x = -25x
-20 + -25x = -120 + 30x + -30x

Combine like terms: 30x + -30x = 0
-20 + -25x = -120 + 0
-20 + -25x = -120

Add '20' to each side of the equation.
-20 + 20 + -25x = -120 + 20

Combine like terms: -20 + 20 = 0
0 + -25x = -120 + 20
-25x = -120 + 20

Combine like terms: -120 + 20 = -100
-25x = -100

Divide each side by '-25'.
x = 4

Simplifying
x = 4

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