(3b-4)-(5b+3)=

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Solution for (3b-4)-(5b+3)= equation:


Simplifying
(3b + -4) + -1(5b + 3) = 0

Reorder the terms:
(-4 + 3b) + -1(5b + 3) = 0

Remove parenthesis around (-4 + 3b)
-4 + 3b + -1(5b + 3) = 0

Reorder the terms:
-4 + 3b + -1(3 + 5b) = 0
-4 + 3b + (3 * -1 + 5b * -1) = 0
-4 + 3b + (-3 + -5b) = 0

Reorder the terms:
-4 + -3 + 3b + -5b = 0

Combine like terms: -4 + -3 = -7
-7 + 3b + -5b = 0

Combine like terms: 3b + -5b = -2b
-7 + -2b = 0

Solving
-7 + -2b = 0

Solving for variable 'b'.

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

Add '7' to each side of the equation.
-7 + 7 + -2b = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -2b = 0 + 7
-2b = 0 + 7

Combine like terms: 0 + 7 = 7
-2b = 7

Divide each side by '-2'.
b = -3.5

Simplifying
b = -3.5

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