-5(b-6)-(2b-1)=3b+7

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Solution for -5(b-6)-(2b-1)=3b+7 equation:


Simplifying
-5(b + -6) + -1(2b + -1) = 3b + 7

Reorder the terms:
-5(-6 + b) + -1(2b + -1) = 3b + 7
(-6 * -5 + b * -5) + -1(2b + -1) = 3b + 7
(30 + -5b) + -1(2b + -1) = 3b + 7

Reorder the terms:
30 + -5b + -1(-1 + 2b) = 3b + 7
30 + -5b + (-1 * -1 + 2b * -1) = 3b + 7
30 + -5b + (1 + -2b) = 3b + 7

Reorder the terms:
30 + 1 + -5b + -2b = 3b + 7

Combine like terms: 30 + 1 = 31
31 + -5b + -2b = 3b + 7

Combine like terms: -5b + -2b = -7b
31 + -7b = 3b + 7

Reorder the terms:
31 + -7b = 7 + 3b

Solving
31 + -7b = 7 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
31 + -7b + -3b = 7 + 3b + -3b

Combine like terms: -7b + -3b = -10b
31 + -10b = 7 + 3b + -3b

Combine like terms: 3b + -3b = 0
31 + -10b = 7 + 0
31 + -10b = 7

Add '-31' to each side of the equation.
31 + -31 + -10b = 7 + -31

Combine like terms: 31 + -31 = 0
0 + -10b = 7 + -31
-10b = 7 + -31

Combine like terms: 7 + -31 = -24
-10b = -24

Divide each side by '-10'.
b = 2.4

Simplifying
b = 2.4

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