First you have to find common denominators for all the Fractions. (witch should be 24 for the denominators) Then add 6 21/24 + 1 12/24 = 8 9/24, Then take 8 9/24 - 3 4/24 and you should get the answer 5 5/24
#9
since LJ = LK + KJ, replace the letters with the corresponding equations. You'd get:
LJ = (7x-10) + 28
LJ = 7x + 18
Do you need an integer or is that okay?^
Answer:
112
Step-by-step explanation:
marios heart rate and intensity level is 112