3a+7b-6+5a-2b+7=

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Solution for 3a+7b-6+5a-2b+7= equation:


Simplifying
3a + 7b + -6 + 5a + -2b + 7 = 0

Reorder the terms:
-6 + 7 + 3a + 5a + 7b + -2b = 0

Combine like terms: -6 + 7 = 1
1 + 3a + 5a + 7b + -2b = 0

Combine like terms: 3a + 5a = 8a
1 + 8a + 7b + -2b = 0

Combine like terms: 7b + -2b = 5b
1 + 8a + 5b = 0

Solving
1 + 8a + 5b = 0

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + 8a + -1 + 5b = 0 + -1

Reorder the terms:
1 + -1 + 8a + 5b = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 8a + 5b = 0 + -1
8a + 5b = 0 + -1

Combine like terms: 0 + -1 = -1
8a + 5b = -1

Add '-5b' to each side of the equation.
8a + 5b + -5b = -1 + -5b

Combine like terms: 5b + -5b = 0
8a + 0 = -1 + -5b
8a = -1 + -5b

Divide each side by '8'.
a = -0.125 + -0.625b

Simplifying
a = -0.125 + -0.625b

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