7a+8=3a-6

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Solution for 7a+8=3a-6 equation:


Simplifying
7a + 8 = 3a + -6

Reorder the terms:
8 + 7a = 3a + -6

Reorder the terms:
8 + 7a = -6 + 3a

Solving
8 + 7a = -6 + 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.
8 + 7a + -3a = -6 + 3a + -3a

Combine like terms: 7a + -3a = 4a
8 + 4a = -6 + 3a + -3a

Combine like terms: 3a + -3a = 0
8 + 4a = -6 + 0
8 + 4a = -6

Add '-8' to each side of the equation.
8 + -8 + 4a = -6 + -8

Combine like terms: 8 + -8 = 0
0 + 4a = -6 + -8
4a = -6 + -8

Combine like terms: -6 + -8 = -14
4a = -14

Divide each side by '4'.
a = -3.5

Simplifying
a = -3.5

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