7a+2b+4-b+7=

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


Simplifying
7a + 2b + 4 + -1b + 7 = 0

Reorder the terms:
4 + 7 + 7a + 2b + -1b = 0

Combine like terms: 4 + 7 = 11
11 + 7a + 2b + -1b = 0

Combine like terms: 2b + -1b = 1b
11 + 7a + 1b = 0

Solving
11 + 7a + 1b = 0

Solving for variable 'a'.

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

Add '-11' to each side of the equation.
11 + 7a + -11 + 1b = 0 + -11

Reorder the terms:
11 + -11 + 7a + 1b = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 7a + 1b = 0 + -11
7a + 1b = 0 + -11

Combine like terms: 0 + -11 = -11
7a + 1b = -11

Add '-1b' to each side of the equation.
7a + 1b + -1b = -11 + -1b

Combine like terms: 1b + -1b = 0
7a + 0 = -11 + -1b
7a = -11 + -1b

Divide each side by '7'.
a = -1.571428571 + -0.1428571429b

Simplifying
a = -1.571428571 + -0.1428571429b

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