20(x+3)=5(x+9)

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Solution for 20(x+3)=5(x+9) equation:


Simplifying
20(x + 3) = 5(x + 9)

Reorder the terms:
20(3 + x) = 5(x + 9)
(3 * 20 + x * 20) = 5(x + 9)
(60 + 20x) = 5(x + 9)

Reorder the terms:
60 + 20x = 5(9 + x)
60 + 20x = (9 * 5 + x * 5)
60 + 20x = (45 + 5x)

Solving
60 + 20x = 45 + 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.
60 + 20x + -5x = 45 + 5x + -5x

Combine like terms: 20x + -5x = 15x
60 + 15x = 45 + 5x + -5x

Combine like terms: 5x + -5x = 0
60 + 15x = 45 + 0
60 + 15x = 45

Add '-60' to each side of the equation.
60 + -60 + 15x = 45 + -60

Combine like terms: 60 + -60 = 0
0 + 15x = 45 + -60
15x = 45 + -60

Combine like terms: 45 + -60 = -15
15x = -15

Divide each side by '15'.
x = -1

Simplifying
x = -1

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