4b-3(b-7)=3+2b

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Solution for 4b-3(b-7)=3+2b equation:


Simplifying
4b + -3(b + -7) = 3 + 2b

Reorder the terms:
4b + -3(-7 + b) = 3 + 2b
4b + (-7 * -3 + b * -3) = 3 + 2b
4b + (21 + -3b) = 3 + 2b

Reorder the terms:
21 + 4b + -3b = 3 + 2b

Combine like terms: 4b + -3b = 1b
21 + 1b = 3 + 2b

Solving
21 + 1b = 3 + 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.
21 + 1b + -2b = 3 + 2b + -2b

Combine like terms: 1b + -2b = -1b
21 + -1b = 3 + 2b + -2b

Combine like terms: 2b + -2b = 0
21 + -1b = 3 + 0
21 + -1b = 3

Add '-21' to each side of the equation.
21 + -21 + -1b = 3 + -21

Combine like terms: 21 + -21 = 0
0 + -1b = 3 + -21
-1b = 3 + -21

Combine like terms: 3 + -21 = -18
-1b = -18

Divide each side by '-1'.
b = 18

Simplifying
b = 18

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