7(6a-b)-7(5b-4a)=

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Solution for 7(6a-b)-7(5b-4a)= equation:


Simplifying
7(6a + -1b) + -7(5b + -4a) = 0
(6a * 7 + -1b * 7) + -7(5b + -4a) = 0
(42a + -7b) + -7(5b + -4a) = 0

Reorder the terms:
42a + -7b + -7(-4a + 5b) = 0
42a + -7b + (-4a * -7 + 5b * -7) = 0
42a + -7b + (28a + -35b) = 0

Reorder the terms:
42a + 28a + -7b + -35b = 0

Combine like terms: 42a + 28a = 70a
70a + -7b + -35b = 0

Combine like terms: -7b + -35b = -42b
70a + -42b = 0

Solving
70a + -42b = 0

Solving for variable 'a'.

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

Add '42b' to each side of the equation.
70a + -42b + 42b = 0 + 42b

Combine like terms: -42b + 42b = 0
70a + 0 = 0 + 42b
70a = 0 + 42b
Remove the zero:
70a = 42b

Divide each side by '70'.
a = 0.6b

Simplifying
a = 0.6b

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