-3a-5+2a=25-5a

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Solution for -3a-5+2a=25-5a equation:


Simplifying
-3a + -5 + 2a = 25 + -5a

Reorder the terms:
-5 + -3a + 2a = 25 + -5a

Combine like terms: -3a + 2a = -1a
-5 + -1a = 25 + -5a

Solving
-5 + -1a = 25 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-5 + -1a + 5a = 25 + -5a + 5a

Combine like terms: -1a + 5a = 4a
-5 + 4a = 25 + -5a + 5a

Combine like terms: -5a + 5a = 0
-5 + 4a = 25 + 0
-5 + 4a = 25

Add '5' to each side of the equation.
-5 + 5 + 4a = 25 + 5

Combine like terms: -5 + 5 = 0
0 + 4a = 25 + 5
4a = 25 + 5

Combine like terms: 25 + 5 = 30
4a = 30

Divide each side by '4'.
a = 7.5

Simplifying
a = 7.5

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