13(3a+4b)-9(6a+2b)=

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Solution for 13(3a+4b)-9(6a+2b)= equation:


Simplifying
13(3a + 4b) + -9(6a + 2b) = 0
(3a * 13 + 4b * 13) + -9(6a + 2b) = 0
(39a + 52b) + -9(6a + 2b) = 0
39a + 52b + (6a * -9 + 2b * -9) = 0
39a + 52b + (-54a + -18b) = 0

Reorder the terms:
39a + -54a + 52b + -18b = 0

Combine like terms: 39a + -54a = -15a
-15a + 52b + -18b = 0

Combine like terms: 52b + -18b = 34b
-15a + 34b = 0

Solving
-15a + 34b = 0

Solving for variable 'a'.

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

Add '-34b' to each side of the equation.
-15a + 34b + -34b = 0 + -34b

Combine like terms: 34b + -34b = 0
-15a + 0 = 0 + -34b
-15a = 0 + -34b
Remove the zero:
-15a = -34b

Divide each side by '-15'.
a = 2.266666667b

Simplifying
a = 2.266666667b

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