9x+3(x+4)=5(x+1)

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Solution for 9x+3(x+4)=5(x+1) equation:


Simplifying
9x + 3(x + 4) = 5(x + 1)

Reorder the terms:
9x + 3(4 + x) = 5(x + 1)
9x + (4 * 3 + x * 3) = 5(x + 1)
9x + (12 + 3x) = 5(x + 1)

Reorder the terms:
12 + 9x + 3x = 5(x + 1)

Combine like terms: 9x + 3x = 12x
12 + 12x = 5(x + 1)

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

Solving
12 + 12x = 5 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
12 + 12x + -5x = 5 + 5x + -5x

Combine like terms: 12x + -5x = 7x
12 + 7x = 5 + 5x + -5x

Combine like terms: 5x + -5x = 0
12 + 7x = 5 + 0
12 + 7x = 5

Add '-12' to each side of the equation.
12 + -12 + 7x = 5 + -12

Combine like terms: 12 + -12 = 0
0 + 7x = 5 + -12
7x = 5 + -12

Combine like terms: 5 + -12 = -7
7x = -7

Divide each side by '7'.
x = -1

Simplifying
x = -1

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