8(x+1)+5(2x+3)=4(4x+9)

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Solution for 8(x+1)+5(2x+3)=4(4x+9) equation:


Simplifying
8(x + 1) + 5(2x + 3) = 4(4x + 9)

Reorder the terms:
8(1 + x) + 5(2x + 3) = 4(4x + 9)
(1 * 8 + x * 8) + 5(2x + 3) = 4(4x + 9)
(8 + 8x) + 5(2x + 3) = 4(4x + 9)

Reorder the terms:
8 + 8x + 5(3 + 2x) = 4(4x + 9)
8 + 8x + (3 * 5 + 2x * 5) = 4(4x + 9)
8 + 8x + (15 + 10x) = 4(4x + 9)

Reorder the terms:
8 + 15 + 8x + 10x = 4(4x + 9)

Combine like terms: 8 + 15 = 23
23 + 8x + 10x = 4(4x + 9)

Combine like terms: 8x + 10x = 18x
23 + 18x = 4(4x + 9)

Reorder the terms:
23 + 18x = 4(9 + 4x)
23 + 18x = (9 * 4 + 4x * 4)
23 + 18x = (36 + 16x)

Solving
23 + 18x = 36 + 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.
23 + 18x + -16x = 36 + 16x + -16x

Combine like terms: 18x + -16x = 2x
23 + 2x = 36 + 16x + -16x

Combine like terms: 16x + -16x = 0
23 + 2x = 36 + 0
23 + 2x = 36

Add '-23' to each side of the equation.
23 + -23 + 2x = 36 + -23

Combine like terms: 23 + -23 = 0
0 + 2x = 36 + -23
2x = 36 + -23

Combine like terms: 36 + -23 = 13
2x = 13

Divide each side by '2'.
x = 6.5

Simplifying
x = 6.5

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