5(x-3)-20=0

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Solution for 5(x-3)-20=0 equation:


Simplifying
5(x + -3) + -20 = 0

Reorder the terms:
5(-3 + x) + -20 = 0
(-3 * 5 + x * 5) + -20 = 0
(-15 + 5x) + -20 = 0

Reorder the terms:
-15 + -20 + 5x = 0

Combine like terms: -15 + -20 = -35
-35 + 5x = 0

Solving
-35 + 5x = 0

Solving for variable 'x'.

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

Add '35' to each side of the equation.
-35 + 35 + 5x = 0 + 35

Combine like terms: -35 + 35 = 0
0 + 5x = 0 + 35
5x = 0 + 35

Combine like terms: 0 + 35 = 35
5x = 35

Divide each side by '5'.
x = 7

Simplifying
x = 7

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