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

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


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

Reorder the terms:
13 = -3(3 + 2x) + 7x
13 = (3 * -3 + 2x * -3) + 7x
13 = (-9 + -6x) + 7x

Combine like terms: -6x + 7x = 1x
13 = -9 + 1x

Solving
13 = -9 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
13 + -1x = -9 + 1x + -1x

Combine like terms: 1x + -1x = 0
13 + -1x = -9 + 0
13 + -1x = -9

Add '-13' to each side of the equation.
13 + -13 + -1x = -9 + -13

Combine like terms: 13 + -13 = 0
0 + -1x = -9 + -13
-1x = -9 + -13

Combine like terms: -9 + -13 = -22
-1x = -22

Divide each side by '-1'.
x = 22

Simplifying
x = 22

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