-6a-15=-a-7-6a

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Solution for -6a-15=-a-7-6a equation:


Simplifying
-6a + -15 = -1a + -7 + -6a

Reorder the terms:
-15 + -6a = -1a + -7 + -6a

Reorder the terms:
-15 + -6a = -7 + -1a + -6a

Combine like terms: -1a + -6a = -7a
-15 + -6a = -7 + -7a

Solving
-15 + -6a = -7 + -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
-15 + -6a + 7a = -7 + -7a + 7a

Combine like terms: -6a + 7a = 1a
-15 + 1a = -7 + -7a + 7a

Combine like terms: -7a + 7a = 0
-15 + 1a = -7 + 0
-15 + 1a = -7

Add '15' to each side of the equation.
-15 + 15 + 1a = -7 + 15

Combine like terms: -15 + 15 = 0
0 + 1a = -7 + 15
1a = -7 + 15

Combine like terms: -7 + 15 = 8
1a = 8

Divide each side by '1'.
a = 8

Simplifying
a = 8

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