513=(2x+15)+x+6(.65x)

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Solution for 513=(2x+15)+x+6(.65x) equation:


Simplifying
513 = (2x + 15) + x + 6(0.65x)

Reorder the terms:
513 = (15 + 2x) + x + 6(0.65x)

Remove parenthesis around (15 + 2x)
513 = 15 + 2x + x + 6(0.65x)

Remove parenthesis around (0.65x)
513 = 15 + 2x + x + 6 * 0.65x

Multiply 6 * 0.65
513 = 15 + 2x + x + 3.9x

Combine like terms: 2x + x = 3x
513 = 15 + 3x + 3.9x

Combine like terms: 3x + 3.9x = 6.9x
513 = 15 + 6.9x

Solving
513 = 15 + 6.9x

Solving for variable 'x'.

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

Add '-6.9x' to each side of the equation.
513 + -6.9x = 15 + 6.9x + -6.9x

Combine like terms: 6.9x + -6.9x = 0.0
513 + -6.9x = 15 + 0.0
513 + -6.9x = 15

Add '-513' to each side of the equation.
513 + -513 + -6.9x = 15 + -513

Combine like terms: 513 + -513 = 0
0 + -6.9x = 15 + -513
-6.9x = 15 + -513

Combine like terms: 15 + -513 = -498
-6.9x = -498

Divide each side by '-6.9'.
x = 72.17391304

Simplifying
x = 72.17391304

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