3x+6=.5(7x+9)

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Solution for 3x+6=.5(7x+9) equation:


Simplifying
3x + 6 = 0.5(7x + 9)

Reorder the terms:
6 + 3x = 0.5(7x + 9)

Reorder the terms:
6 + 3x = 0.5(9 + 7x)
6 + 3x = (9 * 0.5 + 7x * 0.5)
6 + 3x = (4.5 + 3.5x)

Solving
6 + 3x = 4.5 + 3.5x

Solving for variable 'x'.

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

Add '-3.5x' to each side of the equation.
6 + 3x + -3.5x = 4.5 + 3.5x + -3.5x

Combine like terms: 3x + -3.5x = -0.5x
6 + -0.5x = 4.5 + 3.5x + -3.5x

Combine like terms: 3.5x + -3.5x = 0.0
6 + -0.5x = 4.5 + 0.0
6 + -0.5x = 4.5

Add '-6' to each side of the equation.
6 + -6 + -0.5x = 4.5 + -6

Combine like terms: 6 + -6 = 0
0 + -0.5x = 4.5 + -6
-0.5x = 4.5 + -6

Combine like terms: 4.5 + -6 = -1.5
-0.5x = -1.5

Divide each side by '-0.5'.
x = 3

Simplifying
x = 3

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