-6b(5a-3b)+7(-5ab-7b)=

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Solution for -6b(5a-3b)+7(-5ab-7b)= equation:


Simplifying
-6b(5a + -3b) + 7(-5ab + -7b) = 0
(5a * -6b + -3b * -6b) + 7(-5ab + -7b) = 0
(-30ab + 18b2) + 7(-5ab + -7b) = 0
-30ab + 18b2 + (-5ab * 7 + -7b * 7) = 0
-30ab + 18b2 + (-35ab + -49b) = 0

Reorder the terms:
-30ab + -35ab + -49b + 18b2 = 0

Combine like terms: -30ab + -35ab = -65ab
-65ab + -49b + 18b2 = 0

Solving
-65ab + -49b + 18b2 = 0

Solving for variable 'a'.

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

Add '49b' to each side of the equation.
-65ab + -49b + 49b + 18b2 = 0 + 49b

Combine like terms: -49b + 49b = 0
-65ab + 0 + 18b2 = 0 + 49b
-65ab + 18b2 = 0 + 49b
Remove the zero:
-65ab + 18b2 = 49b

Add '-18b2' to each side of the equation.
-65ab + 18b2 + -18b2 = 49b + -18b2

Combine like terms: 18b2 + -18b2 = 0
-65ab + 0 = 49b + -18b2
-65ab = 49b + -18b2

Divide each side by '-65b'.
a = -0.7538461538 + 0.2769230769b

Simplifying
a = -0.7538461538 + 0.2769230769b

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