Find the least common denominator for these
two rational expressions.
x/x^2+2x+1 -5/x^2+6x+5

(x+1)^2 * (x+5) * (x+1)

Step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.