3(x+7)-(2x-5)=13

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Solution for 3(x+7)-(2x-5)=13 equation:


Simplifying
3(x + 7) + -1(2x + -5) = 13

Reorder the terms:
3(7 + x) + -1(2x + -5) = 13
(7 * 3 + x * 3) + -1(2x + -5) = 13
(21 + 3x) + -1(2x + -5) = 13

Reorder the terms:
21 + 3x + -1(-5 + 2x) = 13
21 + 3x + (-5 * -1 + 2x * -1) = 13
21 + 3x + (5 + -2x) = 13

Reorder the terms:
21 + 5 + 3x + -2x = 13

Combine like terms: 21 + 5 = 26
26 + 3x + -2x = 13

Combine like terms: 3x + -2x = 1x
26 + 1x = 13

Solving
26 + 1x = 13

Solving for variable 'x'.

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

Add '-26' to each side of the equation.
26 + -26 + 1x = 13 + -26

Combine like terms: 26 + -26 = 0
0 + 1x = 13 + -26
1x = 13 + -26

Combine like terms: 13 + -26 = -13
1x = -13

Divide each side by '1'.
x = -13

Simplifying
x = -13

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