It costs 6.95 to ship a 4-pound package and $9.35 to ship a 7-pound package. The shipping charge can be modeled by a linear func
tion of the form y = mx+ b, where y represents the shipping charge in dollars and x represents the weight of the package in pounds. What is the cost to ship a package that weighs 9 pounds?
1 answer:
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Answer:
A) −3x + y = 3
B) 2x − y = −1 Adding both equations:
-x = 2
x = -2 y = -3
Step-by-step explanation:
Answer:
25.375
Step-by-step explanation:
17.50×45%=7.875
17.50+7.875=25.375 new price
Answer:
78.5
Step-by-step explanation:
The radius of the circle is 25 so youu multiply that by 3.14
25*3.14=78.5
Let the length of side AB be $x$, then
Therefore, the perimeter of ABCDE is 2(12) + 2(4) + 6 = 24 + 8 + 6 = 38 in.
43% decrease and its spelled percent
