7a-25=45

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Solution for 7a-25=45 equation: 


Simplifying
7a + -25 = 45

Reorder the terms:
-25 + 7a = 45

Solving
-25 + 7a = 45

Solving for variable 'a'.

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

Add '25' to each side of the equation.
-25 + 25 + 7a = 45 + 25

Combine like terms: -25 + 25 = 0
0 + 7a = 45 + 25
7a = 45 + 25

Combine like terms: 45 + 25 = 70
7a = 70

Divide each side by '7'.
a = 10

Simplifying
a = 10

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