7(-x+3)-3(5x-3)=-2x+12+7

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Solution for 7(-x+3)-3(5x-3)=-2x+12+7 equation:


Simplifying
7(-1x + 3) + -3(5x + -3) = -2x + 12 + 7

Reorder the terms:
7(3 + -1x) + -3(5x + -3) = -2x + 12 + 7
(3 * 7 + -1x * 7) + -3(5x + -3) = -2x + 12 + 7
(21 + -7x) + -3(5x + -3) = -2x + 12 + 7

Reorder the terms:
21 + -7x + -3(-3 + 5x) = -2x + 12 + 7
21 + -7x + (-3 * -3 + 5x * -3) = -2x + 12 + 7
21 + -7x + (9 + -15x) = -2x + 12 + 7

Reorder the terms:
21 + 9 + -7x + -15x = -2x + 12 + 7

Combine like terms: 21 + 9 = 30
30 + -7x + -15x = -2x + 12 + 7

Combine like terms: -7x + -15x = -22x
30 + -22x = -2x + 12 + 7

Reorder the terms:
30 + -22x = 12 + 7 + -2x

Combine like terms: 12 + 7 = 19
30 + -22x = 19 + -2x

Solving
30 + -22x = 19 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
30 + -22x + 2x = 19 + -2x + 2x

Combine like terms: -22x + 2x = -20x
30 + -20x = 19 + -2x + 2x

Combine like terms: -2x + 2x = 0
30 + -20x = 19 + 0
30 + -20x = 19

Add '-30' to each side of the equation.
30 + -30 + -20x = 19 + -30

Combine like terms: 30 + -30 = 0
0 + -20x = 19 + -30
-20x = 19 + -30

Combine like terms: 19 + -30 = -11
-20x = -11

Divide each side by '-20'.
x = 0.55

Simplifying
x = 0.55

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