5(x+7)-4(x+9)=2(2x-6.5)

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Solution for 5(x+7)-4(x+9)=2(2x-6.5) equation:


Simplifying
5(x + 7) + -4(x + 9) = 2(2x + -6.5)

Reorder the terms:
5(7 + x) + -4(x + 9) = 2(2x + -6.5)
(7 * 5 + x * 5) + -4(x + 9) = 2(2x + -6.5)
(35 + 5x) + -4(x + 9) = 2(2x + -6.5)

Reorder the terms:
35 + 5x + -4(9 + x) = 2(2x + -6.5)
35 + 5x + (9 * -4 + x * -4) = 2(2x + -6.5)
35 + 5x + (-36 + -4x) = 2(2x + -6.5)

Reorder the terms:
35 + -36 + 5x + -4x = 2(2x + -6.5)

Combine like terms: 35 + -36 = -1
-1 + 5x + -4x = 2(2x + -6.5)

Combine like terms: 5x + -4x = 1x
-1 + 1x = 2(2x + -6.5)

Reorder the terms:
-1 + 1x = 2(-6.5 + 2x)
-1 + 1x = (-6.5 * 2 + 2x * 2)
-1 + 1x = (-13 + 4x)

Solving
-1 + 1x = -13 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-1 + 1x + -4x = -13 + 4x + -4x

Combine like terms: 1x + -4x = -3x
-1 + -3x = -13 + 4x + -4x

Combine like terms: 4x + -4x = 0
-1 + -3x = -13 + 0
-1 + -3x = -13

Add '1' to each side of the equation.
-1 + 1 + -3x = -13 + 1

Combine like terms: -1 + 1 = 0
0 + -3x = -13 + 1
-3x = -13 + 1

Combine like terms: -13 + 1 = -12
-3x = -12

Divide each side by '-3'.
x = 4

Simplifying
x = 4

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