(7x+4)+9=15

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Solution for (7x+4)+9=15 equation:


Simplifying
(7x + 4) + 9 = 15

Reorder the terms:
(4 + 7x) + 9 = 15

Remove parenthesis around (4 + 7x)
4 + 7x + 9 = 15

Reorder the terms:
4 + 9 + 7x = 15

Combine like terms: 4 + 9 = 13
13 + 7x = 15

Solving
13 + 7x = 15

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 7x = 15 + -13

Combine like terms: 13 + -13 = 0
0 + 7x = 15 + -13
7x = 15 + -13

Combine like terms: 15 + -13 = 2
7x = 2

Divide each side by '7'.
x = 0.2857142857

Simplifying
x = 0.2857142857

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