8.5 inches
You must divide the area by the width to find the length
Answer:
18.) (-5,3)
19.) I can see that 5 and 13 can go into the equations below by substitution. Using mental math with the 5 and 13, I'm able to determine that these number will fit in. So it makes sense for these to be the x and y value(s).
Answer:
For the Correct answer is D
Answer: 8
Step-by-step explanation:
Answer:
(X,Y)(18,12)
Step-by-step explanation:
x + y = 30
2x + 4y = 84
___________
2x+2y=60
2x+4y=84
_________
-2y=-24/-2y
y=12
2x+4(12)=84
2x+48=84
2x=84-48
2x/2=36/2
X=18