7(3x-3)+2(19-4x)=4(3x+5)-5

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Solution for 7(3x-3)+2(19-4x)=4(3x+5)-5 equation:


Simplifying
7(3x + -3) + 2(19 + -4x) = 4(3x + 5) + -5

Reorder the terms:
7(-3 + 3x) + 2(19 + -4x) = 4(3x + 5) + -5
(-3 * 7 + 3x * 7) + 2(19 + -4x) = 4(3x + 5) + -5
(-21 + 21x) + 2(19 + -4x) = 4(3x + 5) + -5
-21 + 21x + (19 * 2 + -4x * 2) = 4(3x + 5) + -5
-21 + 21x + (38 + -8x) = 4(3x + 5) + -5

Reorder the terms:
-21 + 38 + 21x + -8x = 4(3x + 5) + -5

Combine like terms: -21 + 38 = 17
17 + 21x + -8x = 4(3x + 5) + -5

Combine like terms: 21x + -8x = 13x
17 + 13x = 4(3x + 5) + -5

Reorder the terms:
17 + 13x = 4(5 + 3x) + -5
17 + 13x = (5 * 4 + 3x * 4) + -5
17 + 13x = (20 + 12x) + -5

Reorder the terms:
17 + 13x = 20 + -5 + 12x

Combine like terms: 20 + -5 = 15
17 + 13x = 15 + 12x

Solving
17 + 13x = 15 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
17 + 13x + -12x = 15 + 12x + -12x

Combine like terms: 13x + -12x = 1x
17 + 1x = 15 + 12x + -12x

Combine like terms: 12x + -12x = 0
17 + 1x = 15 + 0
17 + 1x = 15

Add '-17' to each side of the equation.
17 + -17 + 1x = 15 + -17

Combine like terms: 17 + -17 = 0
0 + 1x = 15 + -17
1x = 15 + -17

Combine like terms: 15 + -17 = -2
1x = -2

Divide each side by '1'.
x = -2

Simplifying
x = -2

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