5 bottles of water and 5 cans of soda cost $8 . The cost of 5 bottles of water is half the cost of the 5 cans of soda . What is
1 answer:
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Answer:
B.) 18
Step-by-step explanation:
To find the correct b value we use this formula
b² - 4ac = 0
b = What we are solving for
a = 1
c = 81
b² - 4(1)(81) = 0
b² - 324 = 0
b² = 324
b = ±18
And 18 is one of the answer choices
So B.) 18 is the correct answer.
Step-by-step explanation:
= -4c + 14
hence -4c + 14 is the answer ...
hope it helped !!