2x+4(x+9)=9(x+7)

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Solution for 2x+4(x+9)=9(x+7) equation:


Simplifying
2x + 4(x + 9) = 9(x + 7)

Reorder the terms:
2x + 4(9 + x) = 9(x + 7)
2x + (9 * 4 + x * 4) = 9(x + 7)
2x + (36 + 4x) = 9(x + 7)

Reorder the terms:
36 + 2x + 4x = 9(x + 7)

Combine like terms: 2x + 4x = 6x
36 + 6x = 9(x + 7)

Reorder the terms:
36 + 6x = 9(7 + x)
36 + 6x = (7 * 9 + x * 9)
36 + 6x = (63 + 9x)

Solving
36 + 6x = 63 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
36 + 6x + -9x = 63 + 9x + -9x

Combine like terms: 6x + -9x = -3x
36 + -3x = 63 + 9x + -9x

Combine like terms: 9x + -9x = 0
36 + -3x = 63 + 0
36 + -3x = 63

Add '-36' to each side of the equation.
36 + -36 + -3x = 63 + -36

Combine like terms: 36 + -36 = 0
0 + -3x = 63 + -36
-3x = 63 + -36

Combine like terms: 63 + -36 = 27
-3x = 27

Divide each side by '-3'.
x = -9

Simplifying
x = -9

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