If in triangle ABC, a=5, b=6 and c=8, then cos A is...
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Answer:
x = 48 and y = 104
Step-by-step explanation:
Given equations are:
From equation 1:
Putting the value of y in equation 2
Now we have to put the value of y in one of the equation to find the value of x
Putting y = 104 in the first equation
Hence,
The solution of the system of equations is x = 48 and y = 104
The value of variable which was assumed for number of hats, is the total number of hats.
Answer:
Regular price of a ticket = $60
Step-by-step explanation:
Given:
On purchasing museum tickets in advance customers get 10% off on the regular price of ticket.
Anias paid the sale price of ticket = $54
To find the regular price of ticket.
Solution:
Let the regular price of ticket in dollars be
Discount offered for booking in advance = 10%
Discount amount in dollars =
Sale price of a ticket in dollars= Regular price - Discount amount=
Sale price given for a ticket = $54
So, we have:
Dividing both sides by 0.9
∴
∴ Regular price of a ticket = $60