7a+2b+5-a+9b-1=

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Solution for 7a+2b+5-a+9b-1= equation:


Simplifying
7a + 2b + 5 + -1a + 9b + -1 = 0

Reorder the terms:
5 + -1 + 7a + -1a + 2b + 9b = 0

Combine like terms: 5 + -1 = 4
4 + 7a + -1a + 2b + 9b = 0

Combine like terms: 7a + -1a = 6a
4 + 6a + 2b + 9b = 0

Combine like terms: 2b + 9b = 11b
4 + 6a + 11b = 0

Solving
4 + 6a + 11b = 0

Solving for variable 'a'.

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

Add '-4' to each side of the equation.
4 + 6a + -4 + 11b = 0 + -4

Reorder the terms:
4 + -4 + 6a + 11b = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 6a + 11b = 0 + -4
6a + 11b = 0 + -4

Combine like terms: 0 + -4 = -4
6a + 11b = -4

Add '-11b' to each side of the equation.
6a + 11b + -11b = -4 + -11b

Combine like terms: 11b + -11b = 0
6a + 0 = -4 + -11b
6a = -4 + -11b

Divide each side by '6'.
a = -0.6666666667 + -1.833333333b

Simplifying
a = -0.6666666667 + -1.833333333b

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