9-5(x+4)=12-8(x+1)

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Solution for 9-5(x+4)=12-8(x+1) equation:


Simplifying
9 + -5(x + 4) = 12 + -8(x + 1)

Reorder the terms:
9 + -5(4 + x) = 12 + -8(x + 1)
9 + (4 * -5 + x * -5) = 12 + -8(x + 1)
9 + (-20 + -5x) = 12 + -8(x + 1)

Combine like terms: 9 + -20 = -11
-11 + -5x = 12 + -8(x + 1)

Reorder the terms:
-11 + -5x = 12 + -8(1 + x)
-11 + -5x = 12 + (1 * -8 + x * -8)
-11 + -5x = 12 + (-8 + -8x)

Combine like terms: 12 + -8 = 4
-11 + -5x = 4 + -8x

Solving
-11 + -5x = 4 + -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.
-11 + -5x + 8x = 4 + -8x + 8x

Combine like terms: -5x + 8x = 3x
-11 + 3x = 4 + -8x + 8x

Combine like terms: -8x + 8x = 0
-11 + 3x = 4 + 0
-11 + 3x = 4

Add '11' to each side of the equation.
-11 + 11 + 3x = 4 + 11

Combine like terms: -11 + 11 = 0
0 + 3x = 4 + 11
3x = 4 + 11

Combine like terms: 4 + 11 = 15
3x = 15

Divide each side by '3'.
x = 5

Simplifying
x = 5

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