12.5=a+1.5

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Solution for 12.5=a+1.5 equation: 


Simplifying
12.5 = a + 1.5

Reorder the terms:
12.5 = 1.5 + a

Solving
12.5 = 1.5 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
12.5 + -1a = 1.5 + a + -1a

Combine like terms: a + -1a = 0
12.5 + -1a = 1.5 + 0
12.5 + -1a = 1.5

Add '-12.5' to each side of the equation.
12.5 + -12.5 + -1a = 1.5 + -12.5

Combine like terms: 12.5 + -12.5 = 0.0
0.0 + -1a = 1.5 + -12.5
-1a = 1.5 + -12.5

Combine like terms: 1.5 + -12.5 = -11
-1a = -11

Divide each side by '-1'.
a = 11

Simplifying
a = 11

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