How do you solve \frac { b } { 13} - \frac { 3b } { 13} = \frac { 8} { 13}?

1 Answer
Mar 23, 2018

b=-4

Explanation:

color(white)(xx)b/13 - (3b)/13 = 8/13

rArr (b - 3b)/(13) = 8/13 [First, simplify the L.H.S]

rArr b - 3b = 8 [Multiply both sides by 13]

rArr - 2b = 8

rArr b = 8/(-2) = -4

Hence Explained.