(5a-7)=25

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Solution for (5a-7)=25 equation: 


Simplifying
(5a + -7) = 25

Reorder the terms:
(-7 + 5a) = 25

Remove parenthesis around (-7 + 5a)
-7 + 5a = 25

Solving
-7 + 5a = 25

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 5a = 25 + 7

Combine like terms: -7 + 7 = 0
0 + 5a = 25 + 7
5a = 25 + 7

Combine like terms: 25 + 7 = 32
5a = 32

Divide each side by '5'.
a = 6.4

Simplifying
a = 6.4

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