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

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


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

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

Combine like terms: 2a + -7a = -5a
-5a + 9b + -3b = 0

Combine like terms: 9b + -3b = 6b
-5a + 6b = 0

Solving
-5a + 6b = 0

Solving for variable 'a'.

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

Add '-6b' to each side of the equation.
-5a + 6b + -6b = 0 + -6b

Combine like terms: 6b + -6b = 0
-5a + 0 = 0 + -6b
-5a = 0 + -6b
Remove the zero:
-5a = -6b

Divide each side by '-5'.
a = 1.2b

Simplifying
a = 1.2b

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