3(3a-b)-7(2b-6a)=

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Solution for 3(3a-b)-7(2b-6a)= equation:


Simplifying
3(3a + -1b) + -7(2b + -6a) = 0
(3a * 3 + -1b * 3) + -7(2b + -6a) = 0
(9a + -3b) + -7(2b + -6a) = 0

Reorder the terms:
9a + -3b + -7(-6a + 2b) = 0
9a + -3b + (-6a * -7 + 2b * -7) = 0
9a + -3b + (42a + -14b) = 0

Reorder the terms:
9a + 42a + -3b + -14b = 0

Combine like terms: 9a + 42a = 51a
51a + -3b + -14b = 0

Combine like terms: -3b + -14b = -17b
51a + -17b = 0

Solving
51a + -17b = 0

Solving for variable 'a'.

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

Add '17b' to each side of the equation.
51a + -17b + 17b = 0 + 17b

Combine like terms: -17b + 17b = 0
51a + 0 = 0 + 17b
51a = 0 + 17b
Remove the zero:
51a = 17b

Divide each side by '51'.
a = 0.3333333333b

Simplifying
a = 0.3333333333b

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