39.99+.45a=49.99+.40a

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Solution for 39.99+.45a=49.99+.40a equation:


Simplifying
39.99 + 0.45a = 49.99 + 0.40a

Solving
39.99 + 0.45a = 49.99 + 0.40a

Solving for variable 'a'.

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

Add '-0.40a' to each side of the equation.
39.99 + 0.45a + -0.40a = 49.99 + 0.40a + -0.40a

Combine like terms: 0.45a + -0.40a = 0.05a
39.99 + 0.05a = 49.99 + 0.40a + -0.40a

Combine like terms: 0.40a + -0.40a = 0.00
39.99 + 0.05a = 49.99 + 0.00
39.99 + 0.05a = 49.99

Add '-39.99' to each side of the equation.
39.99 + -39.99 + 0.05a = 49.99 + -39.99

Combine like terms: 39.99 + -39.99 = 0.00
0.00 + 0.05a = 49.99 + -39.99
0.05a = 49.99 + -39.99

Combine like terms: 49.99 + -39.99 = 10
0.05a = 10

Divide each side by '0.05'.
a = 200

Simplifying
a = 200

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