Answer: 4
Step-by-step explanation:
7-3=4
The opposite side pairs in a rectangle are congruent, so basically QT would be congruent to RS when you draw the rectangle and label the points.
4x+10=30
4x=20
x=5
Answer:
The maximum number of pounds p is 224
Step-by-step explanation:
Let
p ----> the maximum number of pounds he can pull without going over the weight limit
we know that
121 pound of rock in the wheelbarrow plus p pounds must be at most 345 pounds
In this problem the word "at most" means "less than or equal to"
so
The inequality that represent this situation is
solve for p
subtract 121 both sides
therefore
The maximum number of pounds is 224
Answer:
I'm not a 100% sure but I think it's c if I'm wrong I'm sorry
Answers
:
a. what do variables x and y represent? use the phrase ‘is a function of’ to describe how the two quantities relate to each other.
answer: y is a function of the total cooking times Amber will need to prepare her dishes. x is a function of the certain number of minutes it will take to cook the turkey per pound.
b. what does the value 40 represent?
answer: how long the mac and cheese will cook
c. what does the rate of change represent?
answer: for every pound that the turkey weighs, you would have to cook it for 15 minutes
d. what is the total cooking time for just the turkey if it weighs 12 pounds? how do you know?
answer:
y = 15x + 40
y = 15(12) + 40
y = 180 + 40
y = 210 minutes
