3(7x-5)+2(11-4x)=3(4x+5)-9

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Solution for 3(7x-5)+2(11-4x)=3(4x+5)-9 equation:


Simplifying
3(7x + -5) + 2(11 + -4x) = 3(4x + 5) + -9

Reorder the terms:
3(-5 + 7x) + 2(11 + -4x) = 3(4x + 5) + -9
(-5 * 3 + 7x * 3) + 2(11 + -4x) = 3(4x + 5) + -9
(-15 + 21x) + 2(11 + -4x) = 3(4x + 5) + -9
-15 + 21x + (11 * 2 + -4x * 2) = 3(4x + 5) + -9
-15 + 21x + (22 + -8x) = 3(4x + 5) + -9

Reorder the terms:
-15 + 22 + 21x + -8x = 3(4x + 5) + -9

Combine like terms: -15 + 22 = 7
7 + 21x + -8x = 3(4x + 5) + -9

Combine like terms: 21x + -8x = 13x
7 + 13x = 3(4x + 5) + -9

Reorder the terms:
7 + 13x = 3(5 + 4x) + -9
7 + 13x = (5 * 3 + 4x * 3) + -9
7 + 13x = (15 + 12x) + -9

Reorder the terms:
7 + 13x = 15 + -9 + 12x

Combine like terms: 15 + -9 = 6
7 + 13x = 6 + 12x

Solving
7 + 13x = 6 + 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.
7 + 13x + -12x = 6 + 12x + -12x

Combine like terms: 13x + -12x = 1x
7 + 1x = 6 + 12x + -12x

Combine like terms: 12x + -12x = 0
7 + 1x = 6 + 0
7 + 1x = 6

Add '-7' to each side of the equation.
7 + -7 + 1x = 6 + -7

Combine like terms: 7 + -7 = 0
0 + 1x = 6 + -7
1x = 6 + -7

Combine like terms: 6 + -7 = -1
1x = -1

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

Simplifying
x = -1

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