5x+4(2x+1)-(5x-1-2)=9

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


Simplifying
5x + 4(2x + 1) + -1(5x + -1 + -2) = 9

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

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

Combine like terms: -1 + -2 = -3
5x + 4 + 8x + -1(-3 + 5x) = 9
5x + 4 + 8x + (-3 * -1 + 5x * -1) = 9
5x + 4 + 8x + (3 + -5x) = 9

Reorder the terms:
4 + 3 + 5x + 8x + -5x = 9

Combine like terms: 4 + 3 = 7
7 + 5x + 8x + -5x = 9

Combine like terms: 5x + 8x = 13x
7 + 13x + -5x = 9

Combine like terms: 13x + -5x = 8x
7 + 8x = 9

Solving
7 + 8x = 9

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 8x = 9 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = 9 + -7
8x = 9 + -7

Combine like terms: 9 + -7 = 2
8x = 2

Divide each side by '8'.
x = 0.25

Simplifying
x = 0.25

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