(7b-8c)-(3b+2c)=

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Solution for (7b-8c)-(3b+2c)= equation:


Simplifying
(7b + -8c) + -1(3b + 2c) = 0

Remove parenthesis around (7b + -8c)
7b + -8c + -1(3b + 2c) = 0
7b + -8c + (3b * -1 + 2c * -1) = 0
7b + -8c + (-3b + -2c) = 0

Reorder the terms:
7b + -3b + -8c + -2c = 0

Combine like terms: 7b + -3b = 4b
4b + -8c + -2c = 0

Combine like terms: -8c + -2c = -10c
4b + -10c = 0

Solving
4b + -10c = 0

Solving for variable 'b'.

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

Add '10c' to each side of the equation.
4b + -10c + 10c = 0 + 10c

Combine like terms: -10c + 10c = 0
4b + 0 = 0 + 10c
4b = 0 + 10c
Remove the zero:
4b = 10c

Divide each side by '4'.
b = 2.5c

Simplifying
b = 2.5c

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