9(x+9)+x=3(x+3)-4

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


Simplifying
9(x + 9) + x = 3(x + 3) + -4

Reorder the terms:
9(9 + x) + x = 3(x + 3) + -4
(9 * 9 + x * 9) + x = 3(x + 3) + -4
(81 + 9x) + x = 3(x + 3) + -4

Combine like terms: 9x + x = 10x
81 + 10x = 3(x + 3) + -4

Reorder the terms:
81 + 10x = 3(3 + x) + -4
81 + 10x = (3 * 3 + x * 3) + -4
81 + 10x = (9 + 3x) + -4

Reorder the terms:
81 + 10x = 9 + -4 + 3x

Combine like terms: 9 + -4 = 5
81 + 10x = 5 + 3x

Solving
81 + 10x = 5 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
81 + 10x + -3x = 5 + 3x + -3x

Combine like terms: 10x + -3x = 7x
81 + 7x = 5 + 3x + -3x

Combine like terms: 3x + -3x = 0
81 + 7x = 5 + 0
81 + 7x = 5

Add '-81' to each side of the equation.
81 + -81 + 7x = 5 + -81

Combine like terms: 81 + -81 = 0
0 + 7x = 5 + -81
7x = 5 + -81

Combine like terms: 5 + -81 = -76
7x = -76

Divide each side by '7'.
x = -10.85714286

Simplifying
x = -10.85714286

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