12+1.50x=21

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Solution for 12+1.50x=21 equation: 


Simplifying
12 + 1.50x = 21

Solving
12 + 1.50x = 21

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 1.50x = 21 + -12

Combine like terms: 12 + -12 = 0
0 + 1.50x = 21 + -12
1.50x = 21 + -12

Combine like terms: 21 + -12 = 9
1.50x = 9

Divide each side by '1.50'.
x = 6

Simplifying
x = 6

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