.50x+.15(30)=31.5

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Solution for .50x+.15(30)=31.5 equation: 


Simplifying
0.50x + 0.15(30) = 31.5

Multiply 0.15 * 30
0.50x + 4.5 = 31.5

Reorder the terms:
4.5 + 0.50x = 31.5

Solving
4.5 + 0.50x = 31.5

Solving for variable 'x'.

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

Add '-4.5' to each side of the equation.
4.5 + -4.5 + 0.50x = 31.5 + -4.5

Combine like terms: 4.5 + -4.5 = 0.0
0.0 + 0.50x = 31.5 + -4.5
0.50x = 31.5 + -4.5

Combine like terms: 31.5 + -4.5 = 27
0.50x = 27

Divide each side by '0.50'.
x = 54

Simplifying
x = 54

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