It is Constant. The cost per pound is 2.50 dollars. two would be on the x-axis, and 5 dollars would be on the y-axis. likewise, 3 would be on the x-axis, and 7.50 dollars is on the y-axis. 5 pounds would cost : $12.50
I believe it is 2.44560420327
The ordered pair that is the best estimate for the solution of the system of equations is (7, 1/2)
The given system of equations is:

Equate equations (1) and (2)

Solve for x in the equation above

Substitute x = 7 into equation (1)

The ordered pair that is the best estimate for the solution of the system of equations is (7, 1/2)
Learn more on system of equations here: brainly.com/question/13729904
Answer:
<u>6</u>
Step-by-step explanation:
<u>You divide 30 by five and you get 6 and then you mutiply 6 by 2 and you get 12 kilograms.</u>
<u>So, Todd filled and emptied the wheel barrow 6 times. </u>
<h2><em>Hope this helpes mark brainllest you welcome </em></h2><h2><em>have a great day! </em></h2><h2><em>:) </em></h2>
Ratio is 5:8 if you see the Gp is higher to the outcome