20 7
----- = ------
100 x
100 x 7 = 700
700/20 = 35
X = 35
Answer:
Constant of Proportionality is 0.6 or $0.60 per oz
Step-by-step explanation:
Divide $2.40 (cost) by 4 ounces (the number of the item) > 2.40 ÷ 4. Also known as Y/X.
Answer:
no solution
Step-by-step explanation:
hope this helps! :D
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4x^2(2x+1)-9(2x+1)=0
(4x^2-9)(2x+1)=0
(2x-3)(2x+3)(2x+1)=0