10b-3(b-5)=12+2(b-3)

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Solution for 10b-3(b-5)=12+2(b-3) equation:


Simplifying
10b + -3(b + -5) = 12 + 2(b + -3)

Reorder the terms:
10b + -3(-5 + b) = 12 + 2(b + -3)
10b + (-5 * -3 + b * -3) = 12 + 2(b + -3)
10b + (15 + -3b) = 12 + 2(b + -3)

Reorder the terms:
15 + 10b + -3b = 12 + 2(b + -3)

Combine like terms: 10b + -3b = 7b
15 + 7b = 12 + 2(b + -3)

Reorder the terms:
15 + 7b = 12 + 2(-3 + b)
15 + 7b = 12 + (-3 * 2 + b * 2)
15 + 7b = 12 + (-6 + 2b)

Combine like terms: 12 + -6 = 6
15 + 7b = 6 + 2b

Solving
15 + 7b = 6 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
15 + 7b + -2b = 6 + 2b + -2b

Combine like terms: 7b + -2b = 5b
15 + 5b = 6 + 2b + -2b

Combine like terms: 2b + -2b = 0
15 + 5b = 6 + 0
15 + 5b = 6

Add '-15' to each side of the equation.
15 + -15 + 5b = 6 + -15

Combine like terms: 15 + -15 = 0
0 + 5b = 6 + -15
5b = 6 + -15

Combine like terms: 6 + -15 = -9
5b = -9

Divide each side by '5'.
b = -1.8

Simplifying
b = -1.8

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