7a-8=5a+2

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Solution for 7a-8=5a+2 equation:


Simplifying
7a + -8 = 5a + 2

Reorder the terms:
-8 + 7a = 5a + 2

Reorder the terms:
-8 + 7a = 2 + 5a

Solving
-8 + 7a = 2 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-8 + 7a + -5a = 2 + 5a + -5a

Combine like terms: 7a + -5a = 2a
-8 + 2a = 2 + 5a + -5a

Combine like terms: 5a + -5a = 0
-8 + 2a = 2 + 0
-8 + 2a = 2

Add '8' to each side of the equation.
-8 + 8 + 2a = 2 + 8

Combine like terms: -8 + 8 = 0
0 + 2a = 2 + 8
2a = 2 + 8

Combine like terms: 2 + 8 = 10
2a = 10

Divide each side by '2'.
a = 5

Simplifying
a = 5

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