7(4x-3)+3(13-4x)=3(5x+4)-11

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Solution for 7(4x-3)+3(13-4x)=3(5x+4)-11 equation:


Simplifying
7(4x + -3) + 3(13 + -4x) = 3(5x + 4) + -11

Reorder the terms:
7(-3 + 4x) + 3(13 + -4x) = 3(5x + 4) + -11
(-3 * 7 + 4x * 7) + 3(13 + -4x) = 3(5x + 4) + -11
(-21 + 28x) + 3(13 + -4x) = 3(5x + 4) + -11
-21 + 28x + (13 * 3 + -4x * 3) = 3(5x + 4) + -11
-21 + 28x + (39 + -12x) = 3(5x + 4) + -11

Reorder the terms:
-21 + 39 + 28x + -12x = 3(5x + 4) + -11

Combine like terms: -21 + 39 = 18
18 + 28x + -12x = 3(5x + 4) + -11

Combine like terms: 28x + -12x = 16x
18 + 16x = 3(5x + 4) + -11

Reorder the terms:
18 + 16x = 3(4 + 5x) + -11
18 + 16x = (4 * 3 + 5x * 3) + -11
18 + 16x = (12 + 15x) + -11

Reorder the terms:
18 + 16x = 12 + -11 + 15x

Combine like terms: 12 + -11 = 1
18 + 16x = 1 + 15x

Solving
18 + 16x = 1 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
18 + 16x + -15x = 1 + 15x + -15x

Combine like terms: 16x + -15x = 1x
18 + 1x = 1 + 15x + -15x

Combine like terms: 15x + -15x = 0
18 + 1x = 1 + 0
18 + 1x = 1

Add '-18' to each side of the equation.
18 + -18 + 1x = 1 + -18

Combine like terms: 18 + -18 = 0
0 + 1x = 1 + -18
1x = 1 + -18

Combine like terms: 1 + -18 = -17
1x = -17

Divide each side by '1'.
x = -17

Simplifying
x = -17

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