7a+4-4a+4=8a-2+a

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Solution for 7a+4-4a+4=8a-2+a equation:


Simplifying
7a + 4 + -4a + 4 = 8a + -2 + a

Reorder the terms:
4 + 4 + 7a + -4a = 8a + -2 + a

Combine like terms: 4 + 4 = 8
8 + 7a + -4a = 8a + -2 + a

Combine like terms: 7a + -4a = 3a
8 + 3a = 8a + -2 + a

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

Combine like terms: 8a + a = 9a
8 + 3a = -2 + 9a

Solving
8 + 3a = -2 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
8 + 3a + -9a = -2 + 9a + -9a

Combine like terms: 3a + -9a = -6a
8 + -6a = -2 + 9a + -9a

Combine like terms: 9a + -9a = 0
8 + -6a = -2 + 0
8 + -6a = -2

Add '-8' to each side of the equation.
8 + -8 + -6a = -2 + -8

Combine like terms: 8 + -8 = 0
0 + -6a = -2 + -8
-6a = -2 + -8

Combine like terms: -2 + -8 = -10
-6a = -10

Divide each side by '-6'.
a = 1.666666667

Simplifying
a = 1.666666667

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