3(4x-5)+2(5x+7)=8(2x+7)+9

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Solution for 3(4x-5)+2(5x+7)=8(2x+7)+9 equation:


Simplifying
3(4x + -5) + 2(5x + 7) = 8(2x + 7) + 9

Reorder the terms:
3(-5 + 4x) + 2(5x + 7) = 8(2x + 7) + 9
(-5 * 3 + 4x * 3) + 2(5x + 7) = 8(2x + 7) + 9
(-15 + 12x) + 2(5x + 7) = 8(2x + 7) + 9

Reorder the terms:
-15 + 12x + 2(7 + 5x) = 8(2x + 7) + 9
-15 + 12x + (7 * 2 + 5x * 2) = 8(2x + 7) + 9
-15 + 12x + (14 + 10x) = 8(2x + 7) + 9

Reorder the terms:
-15 + 14 + 12x + 10x = 8(2x + 7) + 9

Combine like terms: -15 + 14 = -1
-1 + 12x + 10x = 8(2x + 7) + 9

Combine like terms: 12x + 10x = 22x
-1 + 22x = 8(2x + 7) + 9

Reorder the terms:
-1 + 22x = 8(7 + 2x) + 9
-1 + 22x = (7 * 8 + 2x * 8) + 9
-1 + 22x = (56 + 16x) + 9

Reorder the terms:
-1 + 22x = 56 + 9 + 16x

Combine like terms: 56 + 9 = 65
-1 + 22x = 65 + 16x

Solving
-1 + 22x = 65 + 16x

Solving for variable 'x'.

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

Add '-16x' to each side of the equation.
-1 + 22x + -16x = 65 + 16x + -16x

Combine like terms: 22x + -16x = 6x
-1 + 6x = 65 + 16x + -16x

Combine like terms: 16x + -16x = 0
-1 + 6x = 65 + 0
-1 + 6x = 65

Add '1' to each side of the equation.
-1 + 1 + 6x = 65 + 1

Combine like terms: -1 + 1 = 0
0 + 6x = 65 + 1
6x = 65 + 1

Combine like terms: 65 + 1 = 66
6x = 66

Divide each side by '6'.
x = 11

Simplifying
x = 11

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