40=.5a

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Solution for 40=.5a equation:


Simplifying
40 = 0.5a

Solving
40 = 0.5a

Solving for variable 'a'.

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

Add '-0.5a' to each side of the equation.
40 + -0.5a = 0.5a + -0.5a

Combine like terms: 0.5a + -0.5a = 0.0
40 + -0.5a = 0.0

Add '-40' to each side of the equation.
40 + -40 + -0.5a = 0.0 + -40

Combine like terms: 40 + -40 = 0
0 + -0.5a = 0.0 + -40
-0.5a = 0.0 + -40

Combine like terms: 0.0 + -40 = -40
-0.5a = -40

Divide each side by '-0.5'.
a = 80

Simplifying
a = 80

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