-7-3a=8+3a

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


Simplifying
-7 + -3a = 8 + 3a

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

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

Combine like terms: 3a + -3a = 0
-7 + -6a = 8 + 0
-7 + -6a = 8

Add '7' to each side of the equation.
-7 + 7 + -6a = 8 + 7

Combine like terms: -7 + 7 = 0
0 + -6a = 8 + 7
-6a = 8 + 7

Combine like terms: 8 + 7 = 15
-6a = 15

Divide each side by '-6'.
a = -2.5

Simplifying
a = -2.5

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