25-7a=28a-4a

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Solution for 25-7a=28a-4a equation:


Simplifying
25 + -7a = 28a + -4a

Combine like terms: 28a + -4a = 24a
25 + -7a = 24a

Solving
25 + -7a = 24a

Solving for variable 'a'.

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

Add '-24a' to each side of the equation.
25 + -7a + -24a = 24a + -24a

Combine like terms: -7a + -24a = -31a
25 + -31a = 24a + -24a

Combine like terms: 24a + -24a = 0
25 + -31a = 0

Add '-25' to each side of the equation.
25 + -25 + -31a = 0 + -25

Combine like terms: 25 + -25 = 0
0 + -31a = 0 + -25
-31a = 0 + -25

Combine like terms: 0 + -25 = -25
-31a = -25

Divide each side by '-31'.
a = 0.8064516129

Simplifying
a = 0.8064516129

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