![noemir42](/avatars/22756.jpg)
noemir42
01.07.2020 •
Mathematics
Scarlet and Paula are on a vacation. They went to a store to buy some souvenirs for their friends back home. Scarlet bought three pairs of sunglasses and two shirts for $81 and Paula bought one pair of sunglasses and five shirts for $105. What is the cost of one pair of sunglasses and one shirt? The cost of one pair of sunglasses is $15 and the cost of one shirt is $18. The cost of one pair of sunglasses is $18 and the cost of one shirt is $15. The cost of one pair of sunglasses is $12 and the cost of one shirt is $23. The cost of one pair of sunglasses is $23 and the cost of one shirt is $12.
Solved
Show answers
More tips
Answers on questions: Mathematics
- M Mathematics Find the error and explain what there is incorrectly. then, solve the problem correctly....
- M Mathematics #18) solve the equation. picture is included of the problem. 6(2x+4) = 4(3x+6) again ! (10 points)...
- M Mathematics Is there a difference between the 80th percentile and the top 80%?...
- M Mathematics Which equation below is a direct variation?...
- M Mathematics Find the percent of change. round to nearest tenth, if necessary. 62 is decreased to 52. 28 is increased to 96. 72 is decreased to 45. 55 is increased to 90. 230...
- M Mathematics My 8 year old sister needs on this question. roberta is going to make a number line from 0 to 4 by 1/4s. not including the mark for 0, how many marks should she draw?...
- M Mathematics Achef is cutting a giant sub into a 6 inch long if the giant is 12 feet long how many people can be served a 6 inch long 24 people 144 people 2 people 6 people...
- M Mathematics How would you scale down by a factor of 1/10?...
- M Mathematics Determine if the statement is true or false (picture provided)...
- M Mathematics Ellie colors 20% of the total shapes on her paper. she colors 10 shapes. enter the number of shapes on ellie s paper....
Ответ:
a
Step-by-step explanation:
1. Choose a person.
2. Substitute the numbers into the correct values.
105 - 15 = ?/5 = 18
105 - 18 = ?/5 = 3.48
105 - 12 = ?/5 = 18.6
105 - 23 = ?/5 = 16.4
It is A because it is the only one in which the answer is equivalent to the cost.
Hope this helps:)
Ответ:
The answer is A. .
Step-by-step explanation:
Let
represent the amount of sunglasses bought and
represent the amount of shirts bought.
Scarlet bought 3 pairs of sunglasses and 2 shirts for $81. In other words:
Paula bought one pair of sunglasses and five shirts for $105. In other words:
We have a system of equations and can solve it by isolating
.
Now, substitute.
Now, determine![s.](/tpl/images/0698/7695/5b070.png)
Thus, a pair of sunglasses is $15 and a shirt is $18.
Ответ:
(7j + 1/8q + 3) - (5/8q - 11 + 2j)
7j + 1/8q + 3 - 5/8q + 11 - 2j
5j - 1/2q + 14