5+-7a=2a

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Solution for 5+-7a=2a equation:


Simplifying
5 + -7a = 2a

Solving
5 + -7a = 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
5 + -7a + -2a = 2a + -2a

Combine like terms: -7a + -2a = -9a
5 + -9a = 2a + -2a

Combine like terms: 2a + -2a = 0
5 + -9a = 0

Add '-5' to each side of the equation.
5 + -5 + -9a = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -9a = 0 + -5
-9a = 0 + -5

Combine like terms: 0 + -5 = -5
-9a = -5

Divide each side by '-9'.
a = 0.5555555556

Simplifying
a = 0.5555555556

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