5(x-7)-2(x+1)=23

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Solution for 5(x-7)-2(x+1)=23 equation:


Simplifying
5(x + -7) + -2(x + 1) = 23

Reorder the terms:
5(-7 + x) + -2(x + 1) = 23
(-7 * 5 + x * 5) + -2(x + 1) = 23
(-35 + 5x) + -2(x + 1) = 23

Reorder the terms:
-35 + 5x + -2(1 + x) = 23
-35 + 5x + (1 * -2 + x * -2) = 23
-35 + 5x + (-2 + -2x) = 23

Reorder the terms:
-35 + -2 + 5x + -2x = 23

Combine like terms: -35 + -2 = -37
-37 + 5x + -2x = 23

Combine like terms: 5x + -2x = 3x
-37 + 3x = 23

Solving
-37 + 3x = 23

Solving for variable 'x'.

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

Add '37' to each side of the equation.
-37 + 37 + 3x = 23 + 37

Combine like terms: -37 + 37 = 0
0 + 3x = 23 + 37
3x = 23 + 37

Combine like terms: 23 + 37 = 60
3x = 60

Divide each side by '3'.
x = 20

Simplifying
x = 20

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