7(3x-5)+3(16-4x)=4(2x+5)-11

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Solution for 7(3x-5)+3(16-4x)=4(2x+5)-11 equation:


Simplifying
7(3x + -5) + 3(16 + -4x) = 4(2x + 5) + -11

Reorder the terms:
7(-5 + 3x) + 3(16 + -4x) = 4(2x + 5) + -11
(-5 * 7 + 3x * 7) + 3(16 + -4x) = 4(2x + 5) + -11
(-35 + 21x) + 3(16 + -4x) = 4(2x + 5) + -11
-35 + 21x + (16 * 3 + -4x * 3) = 4(2x + 5) + -11
-35 + 21x + (48 + -12x) = 4(2x + 5) + -11

Reorder the terms:
-35 + 48 + 21x + -12x = 4(2x + 5) + -11

Combine like terms: -35 + 48 = 13
13 + 21x + -12x = 4(2x + 5) + -11

Combine like terms: 21x + -12x = 9x
13 + 9x = 4(2x + 5) + -11

Reorder the terms:
13 + 9x = 4(5 + 2x) + -11
13 + 9x = (5 * 4 + 2x * 4) + -11
13 + 9x = (20 + 8x) + -11

Reorder the terms:
13 + 9x = 20 + -11 + 8x

Combine like terms: 20 + -11 = 9
13 + 9x = 9 + 8x

Solving
13 + 9x = 9 + 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.
13 + 9x + -8x = 9 + 8x + -8x

Combine like terms: 9x + -8x = 1x
13 + 1x = 9 + 8x + -8x

Combine like terms: 8x + -8x = 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 = -4
1x = -4

Divide each side by '1'.
x = -4

Simplifying
x = -4

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