# How do you simplify #7/(5t)-(3+t)/(5t)#?

##### 1 Answer

Mar 17, 2017

#### Explanation:

Before adding/subtracting fractions they must have a

#color(blue)"common denominator"# These fractions have a common denominator of

#color(blue)(5t)# and so we can subtract the numerators while leaving the denominator as it is.

#rArr7/(5t)-(3+t)/(5t)#

#=(7-(3+t))/(5t)#

#=(7-3-t)/(5t)#

#=(4-t)/(5t)#