7(3x-5)+4(15-3x)=2(4x+4)-3

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Solution for 7(3x-5)+4(15-3x)=2(4x+4)-3 equation:


Simplifying
7(3x + -5) + 4(15 + -3x) = 2(4x + 4) + -3

Reorder the terms:
7(-5 + 3x) + 4(15 + -3x) = 2(4x + 4) + -3
(-5 * 7 + 3x * 7) + 4(15 + -3x) = 2(4x + 4) + -3
(-35 + 21x) + 4(15 + -3x) = 2(4x + 4) + -3
-35 + 21x + (15 * 4 + -3x * 4) = 2(4x + 4) + -3
-35 + 21x + (60 + -12x) = 2(4x + 4) + -3

Reorder the terms:
-35 + 60 + 21x + -12x = 2(4x + 4) + -3

Combine like terms: -35 + 60 = 25
25 + 21x + -12x = 2(4x + 4) + -3

Combine like terms: 21x + -12x = 9x
25 + 9x = 2(4x + 4) + -3

Reorder the terms:
25 + 9x = 2(4 + 4x) + -3
25 + 9x = (4 * 2 + 4x * 2) + -3
25 + 9x = (8 + 8x) + -3

Reorder the terms:
25 + 9x = 8 + -3 + 8x

Combine like terms: 8 + -3 = 5
25 + 9x = 5 + 8x

Solving
25 + 9x = 5 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
25 + 9x + -8x = 5 + 8x + -8x

Combine like terms: 9x + -8x = 1x
25 + 1x = 5 + 8x + -8x

Combine like terms: 8x + -8x = 0
25 + 1x = 5 + 0
25 + 1x = 5

Add '-25' to each side of the equation.
25 + -25 + 1x = 5 + -25

Combine like terms: 25 + -25 = 0
0 + 1x = 5 + -25
1x = 5 + -25

Combine like terms: 5 + -25 = -20
1x = -20

Divide each side by '1'.
x = -20

Simplifying
x = -20

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