3(b-7)-2b=8

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Solution for 3(b-7)-2b=8 equation:


Simplifying
3(b + -7) + -2b = 8

Reorder the terms:
3(-7 + b) + -2b = 8
(-7 * 3 + b * 3) + -2b = 8
(-21 + 3b) + -2b = 8

Combine like terms: 3b + -2b = 1b
-21 + 1b = 8

Solving
-21 + 1b = 8

Solving for variable 'b'.

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

Add '21' to each side of the equation.
-21 + 21 + 1b = 8 + 21

Combine like terms: -21 + 21 = 0
0 + 1b = 8 + 21
1b = 8 + 21

Combine like terms: 8 + 21 = 29
1b = 29

Divide each side by '1'.
b = 29

Simplifying
b = 29

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