7x-5(7x-5)=165

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Solution for 7x-5(7x-5)=165 equation:


Simplifying
7x + -5(7x + -5) = 165

Reorder the terms:
7x + -5(-5 + 7x) = 165
7x + (-5 * -5 + 7x * -5) = 165
7x + (25 + -35x) = 165

Reorder the terms:
25 + 7x + -35x = 165

Combine like terms: 7x + -35x = -28x
25 + -28x = 165

Solving
25 + -28x = 165

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + -28x = 165 + -25

Combine like terms: 25 + -25 = 0
0 + -28x = 165 + -25
-28x = 165 + -25

Combine like terms: 165 + -25 = 140
-28x = 140

Divide each side by '-28'.
x = -5

Simplifying
x = -5

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