a+b-34+7a-21-1a=

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Solution for a+b-34+7a-21-1a= equation:


Simplifying
a + b + -34 + 7a + -21 + -1a = 0

Reorder the terms:
-34 + -21 + a + 7a + -1a + b = 0

Combine like terms: -34 + -21 = -55
-55 + a + 7a + -1a + b = 0

Combine like terms: a + 7a = 8a
-55 + 8a + -1a + b = 0

Combine like terms: 8a + -1a = 7a
-55 + 7a + b = 0

Solving
-55 + 7a + b = 0

Solving for variable 'a'.

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

Add '55' to each side of the equation.
-55 + 7a + 55 + b = 0 + 55

Reorder the terms:
-55 + 55 + 7a + b = 0 + 55

Combine like terms: -55 + 55 = 0
0 + 7a + b = 0 + 55
7a + b = 0 + 55

Combine like terms: 0 + 55 = 55
7a + b = 55

Add '-1b' to each side of the equation.
7a + b + -1b = 55 + -1b

Combine like terms: b + -1b = 0
7a + 0 = 55 + -1b
7a = 55 + -1b

Divide each side by '7'.
a = 7.857142857 + -0.1428571429b

Simplifying
a = 7.857142857 + -0.1428571429b

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