5x+20(x-4)=145

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Solution for 5x+20(x-4)=145 equation: 


Simplifying
5x + 20(x + -4) = 145

Reorder the terms:
5x + 20(-4 + x) = 145
5x + (-4 * 20 + x * 20) = 145
5x + (-80 + 20x) = 145

Reorder the terms:
-80 + 5x + 20x = 145

Combine like terms: 5x + 20x = 25x
-80 + 25x = 145

Solving
-80 + 25x = 145

Solving for variable 'x'.

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

Add '80' to each side of the equation.
-80 + 80 + 25x = 145 + 80

Combine like terms: -80 + 80 = 0
0 + 25x = 145 + 80
25x = 145 + 80

Combine like terms: 145 + 80 = 225
25x = 225

Divide each side by '25'.
x = 9

Simplifying
x = 9

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