-40-3b=7(-b-2)+2

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Solution for -40-3b=7(-b-2)+2 equation:


Simplifying
-40 + -3b = 7(-1b + -2) + 2

Reorder the terms:
-40 + -3b = 7(-2 + -1b) + 2
-40 + -3b = (-2 * 7 + -1b * 7) + 2
-40 + -3b = (-14 + -7b) + 2

Reorder the terms:
-40 + -3b = -14 + 2 + -7b

Combine like terms: -14 + 2 = -12
-40 + -3b = -12 + -7b

Solving
-40 + -3b = -12 + -7b

Solving for variable 'b'.

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

Add '7b' to each side of the equation.
-40 + -3b + 7b = -12 + -7b + 7b

Combine like terms: -3b + 7b = 4b
-40 + 4b = -12 + -7b + 7b

Combine like terms: -7b + 7b = 0
-40 + 4b = -12 + 0
-40 + 4b = -12

Add '40' to each side of the equation.
-40 + 40 + 4b = -12 + 40

Combine like terms: -40 + 40 = 0
0 + 4b = -12 + 40
4b = -12 + 40

Combine like terms: -12 + 40 = 28
4b = 28

Divide each side by '4'.
b = 7

Simplifying
b = 7

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