3x-1.5=.5(3x+9)

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Solution for 3x-1.5=.5(3x+9) equation:


Simplifying
3x + -1.5 = 0.5(3x + 9)

Reorder the terms:
-1.5 + 3x = 0.5(3x + 9)

Reorder the terms:
-1.5 + 3x = 0.5(9 + 3x)
-1.5 + 3x = (9 * 0.5 + 3x * 0.5)
-1.5 + 3x = (4.5 + 1.5x)

Solving
-1.5 + 3x = 4.5 + 1.5x

Solving for variable 'x'.

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

Add '-1.5x' to each side of the equation.
-1.5 + 3x + -1.5x = 4.5 + 1.5x + -1.5x

Combine like terms: 3x + -1.5x = 1.5x
-1.5 + 1.5x = 4.5 + 1.5x + -1.5x

Combine like terms: 1.5x + -1.5x = 0.0
-1.5 + 1.5x = 4.5 + 0.0
-1.5 + 1.5x = 4.5

Add '1.5' to each side of the equation.
-1.5 + 1.5 + 1.5x = 4.5 + 1.5

Combine like terms: -1.5 + 1.5 = 0.0
0.0 + 1.5x = 4.5 + 1.5
1.5x = 4.5 + 1.5

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

Divide each side by '1.5'.
x = 4

Simplifying
x = 4

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