Answer:
If Q=2.1(R)+5, then it would be 2.1(5)+5=15.5 ?
Step-by-step explanation:
The perimeter of a rectangle is 30 inches. If its length is three times its width, find the dimensions. 30 inches=2(L+W) Divide each side by 2. 15 inches=L+W Substitute for L.
Positive! I hope this helps!
Answer:
Negative integers, or numbers below zero, are still whole numbers- just not positive whole numbers. This should help you.
Step-by-step explanation:
If you times -3 by -5 the negatives cancel eachother and therefore you get 15.
