Answer:
0
Step-by-step explanation:
step 1 : -5.6+11.2 = 5.6
step 2 : modulus of a positive number is the number itself ⇒ 5.6
step 3 : 5.6-5.6 = 0
Answer:
The second set of equations is the one you want.
Step-by-step explanation:
If s is the cost of a shirt and you buy 3 of them, you represent that as 3s. Likewise with all the other numbers of articles of clothing you are given. The first situation then is 3s + 5t = 60. The second situation is 2s + 3t = 39.
Answer:
what line?
Step-by-step explanation:
Answer:
The mean is 20
Step-by-step explanation:
17+19+21+23=80
80 div 4 = 20
Answer:
-60 miles per hour
Step-by-step explanation: