4-3b-(2b-6)=15

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Solution for 4-3b-(2b-6)=15 equation:


Simplifying
4 + -3b + -1(2b + -6) = 15

Reorder the terms:
4 + -3b + -1(-6 + 2b) = 15
4 + -3b + (-6 * -1 + 2b * -1) = 15
4 + -3b + (6 + -2b) = 15

Reorder the terms:
4 + 6 + -3b + -2b = 15

Combine like terms: 4 + 6 = 10
10 + -3b + -2b = 15

Combine like terms: -3b + -2b = -5b
10 + -5b = 15

Solving
10 + -5b = 15

Solving for variable 'b'.

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

Add '-10' to each side of the equation.
10 + -10 + -5b = 15 + -10

Combine like terms: 10 + -10 = 0
0 + -5b = 15 + -10
-5b = 15 + -10

Combine like terms: 15 + -10 = 5
-5b = 5

Divide each side by '-5'.
b = -1

Simplifying
b = -1

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