-3a+4b-7a-9b=

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Solution for -3a+4b-7a-9b= equation:


Simplifying
-3a + 4b + -7a + -9b = 0

Reorder the terms:
-3a + -7a + 4b + -9b = 0

Combine like terms: -3a + -7a = -10a
-10a + 4b + -9b = 0

Combine like terms: 4b + -9b = -5b
-10a + -5b = 0

Solving
-10a + -5b = 0

Solving for variable 'a'.

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

Add '5b' to each side of the equation.
-10a + -5b + 5b = 0 + 5b

Combine like terms: -5b + 5b = 0
-10a + 0 = 0 + 5b
-10a = 0 + 5b
Remove the zero:
-10a = 5b

Divide each side by '-10'.
a = -0.5b

Simplifying
a = -0.5b

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