-4(a-3b)-5(a-3b)=

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Solution for -4(a-3b)-5(a-3b)= equation:


Simplifying
-4(a + -3b) + -5(a + -3b) = 0
(a * -4 + -3b * -4) + -5(a + -3b) = 0
(-4a + 12b) + -5(a + -3b) = 0
-4a + 12b + (a * -5 + -3b * -5) = 0
-4a + 12b + (-5a + 15b) = 0

Reorder the terms:
-4a + -5a + 12b + 15b = 0

Combine like terms: -4a + -5a = -9a
-9a + 12b + 15b = 0

Combine like terms: 12b + 15b = 27b
-9a + 27b = 0

Solving
-9a + 27b = 0

Solving for variable 'a'.

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

Add '-27b' to each side of the equation.
-9a + 27b + -27b = 0 + -27b

Combine like terms: 27b + -27b = 0
-9a + 0 = 0 + -27b
-9a = 0 + -27b
Remove the zero:
-9a = -27b

Divide each side by '-9'.
a = 3b

Simplifying
a = 3b

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