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

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


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

Reorder the terms:
4(20 + x) = 3(3x)
(20 * 4 + x * 4) = 3(3x)
(80 + 4x) = 3(3x)

Remove parenthesis around (3x)
80 + 4x = 3 * 3x

Multiply 3 * 3
80 + 4x = 9x

Solving
80 + 4x = 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
80 + 4x + -9x = 9x + -9x

Combine like terms: 4x + -9x = -5x
80 + -5x = 9x + -9x

Combine like terms: 9x + -9x = 0
80 + -5x = 0

Add '-80' to each side of the equation.
80 + -80 + -5x = 0 + -80

Combine like terms: 80 + -80 = 0
0 + -5x = 0 + -80
-5x = 0 + -80

Combine like terms: 0 + -80 = -80
-5x = -80

Divide each side by '-5'.
x = 16

Simplifying
x = 16

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