-25=-7+2a

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Solution for -25=-7+2a equation:


Simplifying
-25 = -7 + 2a

Solving
-25 = -7 + 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.
-25 + -2a = -7 + 2a + -2a

Combine like terms: 2a + -2a = 0
-25 + -2a = -7 + 0
-25 + -2a = -7

Add '25' to each side of the equation.
-25 + 25 + -2a = -7 + 25

Combine like terms: -25 + 25 = 0
0 + -2a = -7 + 25
-2a = -7 + 25

Combine like terms: -7 + 25 = 18
-2a = 18

Divide each side by '-2'.
a = -9

Simplifying
a = -9

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