4(5x-15)=80

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Solution for 4(5x-15)=80 equation: 


Simplifying
4(5x + -15) = 80

Reorder the terms:
4(-15 + 5x) = 80
(-15 * 4 + 5x * 4) = 80
(-60 + 20x) = 80

Solving
-60 + 20x = 80

Solving for variable 'x'.

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

Add '60' to each side of the equation.
-60 + 60 + 20x = 80 + 60

Combine like terms: -60 + 60 = 0
0 + 20x = 80 + 60
20x = 80 + 60

Combine like terms: 80 + 60 = 140
20x = 140

Divide each side by '20'.
x = 7

Simplifying
x = 7

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