3a+2b+7a-b=

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


Simplifying
3a + 2b + 7a + -1b = 0

Reorder the terms:
3a + 7a + 2b + -1b = 0

Combine like terms: 3a + 7a = 10a
10a + 2b + -1b = 0

Combine like terms: 2b + -1b = 1b
10a + 1b = 0

Solving
10a + 1b = 0

Solving for variable 'a'.

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

Add '-1b' to each side of the equation.
10a + 1b + -1b = 0 + -1b

Combine like terms: 1b + -1b = 0
10a + 0 = 0 + -1b
10a = 0 + -1b
Remove the zero:
10a = -1b

Divide each side by '10'.
a = -0.1b

Simplifying
a = -0.1b

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