Answer:
Please check the explanation!
Step-by-step explanation:
Given the expression what Lizzet said was correct

No, she is not right. Let me solve the expression
Let us solve the expression



∵ 

∵ 

Therefore, the correct expression will be:

which can be further simplified such as:



Answer:
$55
Step-by-step explanation:
Let b represent the original bill. The problem statement tells us ...
20% × (b -6) = 9.80
Dividing by 20% gives ...
b -6 = 49.00
b = 55.00 . . . . . . . add 6
Their bill before the discount was $55.00.
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<em>Comment on the tip</em>
It is generally considered better form to tip on the basis of the original bill before coupons and discounts.
Answer:
it means teh elephant grows 3 kilograms per month instead
Step-by-step explanation:
Answer:
ummmmm illl ask my friend
Math uses numbers and equations, and science requires the scientific method and experimentation