1.5x+9=21

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Solution for 1.5x+9=21 equation: 


Simplifying
1.5x + 9 = 21

Reorder the terms:
9 + 1.5x = 21

Solving
9 + 1.5x = 21

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 1.5x = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 1.5x = 21 + -9
1.5x = 21 + -9

Combine like terms: 21 + -9 = 12
1.5x = 12

Divide each side by '1.5'.
x = 8

Simplifying
x = 8

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