4x+20=5(x+3)

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Solution for 4x+20=5(x+3) equation:


Simplifying
4x + 20 = 5(x + 3)

Reorder the terms:
20 + 4x = 5(x + 3)

Reorder the terms:
20 + 4x = 5(3 + x)
20 + 4x = (3 * 5 + x * 5)
20 + 4x = (15 + 5x)

Solving
20 + 4x = 15 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
20 + 4x + -5x = 15 + 5x + -5x

Combine like terms: 4x + -5x = -1x
20 + -1x = 15 + 5x + -5x

Combine like terms: 5x + -5x = 0
20 + -1x = 15 + 0
20 + -1x = 15

Add '-20' to each side of the equation.
20 + -20 + -1x = 15 + -20

Combine like terms: 20 + -20 = 0
0 + -1x = 15 + -20
-1x = 15 + -20

Combine like terms: 15 + -20 = -5
-1x = -5

Divide each side by '-1'.
x = 5

Simplifying
x = 5

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