25+.45a=40+.25a

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Solution for 25+.45a=40+.25a equation:


Simplifying
25 + 0.45a = 40 + 0.25a

Solving
25 + 0.45a = 40 + 0.25a

Solving for variable 'a'.

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

Add '-0.25a' to each side of the equation.
25 + 0.45a + -0.25a = 40 + 0.25a + -0.25a

Combine like terms: 0.45a + -0.25a = 0.2a
25 + 0.2a = 40 + 0.25a + -0.25a

Combine like terms: 0.25a + -0.25a = 0.00
25 + 0.2a = 40 + 0.00
25 + 0.2a = 40

Add '-25' to each side of the equation.
25 + -25 + 0.2a = 40 + -25

Combine like terms: 25 + -25 = 0
0 + 0.2a = 40 + -25
0.2a = 40 + -25

Combine like terms: 40 + -25 = 15
0.2a = 15

Divide each side by '0.2'.
a = 75

Simplifying
a = 75

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