8a+7=3a-2

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Solution for 8a+7=3a-2 equation:


Simplifying
8a + 7 = 3a + -2

Reorder the terms:
7 + 8a = 3a + -2

Reorder the terms:
7 + 8a = -2 + 3a

Solving
7 + 8a = -2 + 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.
7 + 8a + -3a = -2 + 3a + -3a

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

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

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

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

Combine like terms: -2 + -7 = -9
5a = -9

Divide each side by '5'.
a = -1.8

Simplifying
a = -1.8

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