x+1.5=21

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Solution for x+1.5=21 equation: 


Simplifying
x + 1.5 = 21

Reorder the terms:
1.5 + x = 21

Solving
1.5 + x = 21

Solving for variable 'x'.

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

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

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + x = 21 + -1.5
x = 21 + -1.5

Combine like terms: 21 + -1.5 = 19.5
x = 19.5

Simplifying
x = 19.5

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