5x+7(x-7)=23

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Solution for 5x+7(x-7)=23 equation:


Simplifying
5x + 7(x + -7) = 23

Reorder the terms:
5x + 7(-7 + x) = 23
5x + (-7 * 7 + x * 7) = 23
5x + (-49 + 7x) = 23

Reorder the terms:
-49 + 5x + 7x = 23

Combine like terms: 5x + 7x = 12x
-49 + 12x = 23

Solving
-49 + 12x = 23

Solving for variable 'x'.

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

Add '49' to each side of the equation.
-49 + 49 + 12x = 23 + 49

Combine like terms: -49 + 49 = 0
0 + 12x = 23 + 49
12x = 23 + 49

Combine like terms: 23 + 49 = 72
12x = 72

Divide each side by '12'.
x = 6

Simplifying
x = 6

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