How do you solve $8 - 13 b = - 12 b$ $8-13b=-12b$ ?

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Answer 1 · 2016-08-05T17:37:48

$b = 8$ $b = 8$

We can perform operations on an equation so long as we do the same thing to both sides.

Add $13 b$ $13b$ to both sides:

$8 - 13 b + 13 b = - 12 b + 13 b$ $8 - 13b +color(blue)(13b) = -12b + color(blue)(13b)$

This leaves us with

$8 = b$ $8 = b$

How do you solve 8-13b=-12b8−13b=−12b8-13b=-12b?