8a-2=5a-7

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


Simplifying
8a + -2 = 5a + -7

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

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

Solving
-2 + 8a = -7 + 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.
-2 + 8a + -5a = -7 + 5a + -5a

Combine like terms: 8a + -5a = 3a
-2 + 3a = -7 + 5a + -5a

Combine like terms: 5a + -5a = 0
-2 + 3a = -7 + 0
-2 + 3a = -7

Add '2' to each side of the equation.
-2 + 2 + 3a = -7 + 2

Combine like terms: -2 + 2 = 0
0 + 3a = -7 + 2
3a = -7 + 2

Combine like terms: -7 + 2 = -5
3a = -5

Divide each side by '3'.
a = -1.666666667

Simplifying
a = -1.666666667

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