3a-2b-9a+7=

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Solution for 3a-2b-9a+7= equation:


Simplifying
3a + -2b + -9a + 7 = 0

Reorder the terms:
7 + 3a + -9a + -2b = 0

Combine like terms: 3a + -9a = -6a
7 + -6a + -2b = 0

Solving
7 + -6a + -2b = 0

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -6a + -7 + -2b = 0 + -7

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

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

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

Add '2b' to each side of the equation.
-6a + -2b + 2b = -7 + 2b

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

Divide each side by '-6'.
a = 1.166666667 + -0.3333333333b

Simplifying
a = 1.166666667 + -0.3333333333b

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