-25=3a-8-2

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Solution for -25=3a-8-2 equation:


Simplifying
-25 = 3a + -8 + -2

Reorder the terms:
-25 = -8 + -2 + 3a

Combine like terms: -8 + -2 = -10
-25 = -10 + 3a

Solving
-25 = -10 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-25 + -3a = -10 + 3a + -3a

Combine like terms: 3a + -3a = 0
-25 + -3a = -10 + 0
-25 + -3a = -10

Add '25' to each side of the equation.
-25 + 25 + -3a = -10 + 25

Combine like terms: -25 + 25 = 0
0 + -3a = -10 + 25
-3a = -10 + 25

Combine like terms: -10 + 25 = 15
-3a = 15

Divide each side by '-3'.
a = -5

Simplifying
a = -5

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