9=7(x+4)+4x

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


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

Reorder the terms:
9 = 7(4 + x) + 4x
9 = (4 * 7 + x * 7) + 4x
9 = (28 + 7x) + 4x

Combine like terms: 7x + 4x = 11x
9 = 28 + 11x

Solving
9 = 28 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
9 + -11x = 28 + 11x + -11x

Combine like terms: 11x + -11x = 0
9 + -11x = 28 + 0
9 + -11x = 28

Add '-9' to each side of the equation.
9 + -9 + -11x = 28 + -9

Combine like terms: 9 + -9 = 0
0 + -11x = 28 + -9
-11x = 28 + -9

Combine like terms: 28 + -9 = 19
-11x = 19

Divide each side by '-11'.
x = -1.727272727

Simplifying
x = -1.727272727

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