1answer.
Меню
Ask question
Login
Signup
Ask question
Menu
All categories
English
Mathematics
Social Studies
Business
History
Health
Geography
Biology
Physics
Chemistry
Computers and Technology
Arts
World Languages
Spanish
French
German
Advanced Placement (AP)
SAT
Medicine
Law
Engineering
Lostsunrise
[7]
3 years ago
12
A piggy bank contains $5.45 in dimes and quarters. If the bank contains 29 coins, how many quarters are in the bank?
Mathematics
Answer
Comment
Send
2
answers:
soldier1979
[14.2K]
3 years ago
6
0
.1x + .25y = 5.45
x + y = 29
Multiply the second equation by -.1
.1x + .25y = 5.45
-.1x - .1y = -2.9 Now add the equations together, the x's will cancel.
------------------------
.15y = 2.55 Divide both sides by .15
y = 17
29 - 17 = 12
12 dimes and 17 quarters
CHECK
12 * .1 + 17*.25 = $5.45
Send
fredd
[130]
3 years ago
5
0
There are 12 dimes in there
and 17 quaters
Send
You might be interested in
Evaluate x-y if x=-11 and y=26*
RUDIKE [14]
The answer iss -37.
8
0
3 years ago
Read 2 more answers
Find Each Difference.<br> 1) 2-(-2)=<br> 2) (-1)-10=<br> 3) 8-7=<br> 4) (-8)-(-6)
Afina-wow [57]
Answer:
1) 4
2) -11
3) 1
4) -2
Step-by-step explanation:
5
0
3 years ago
What is the length of side BC<br> of the triangle?<br> Enter your answer in the box.
madreJ [45]
Hence, the value of x=8
Mark brainliest please
Hope this helps you
7
0
2 years ago
Jen needs to save $180 for a new camping tent. She is able to save $9 each week. How many weeks will Jen need to save to reach h
Lyrx [107]
20 weeks long all you have to do is to 180\9
3
0
2 years ago
The double number line shows that 4 kilograms of almonds cost $34
Nuetrik [128]
34/4=8.5
8.5x5=42.5
The answer is $42.50
6
0
2 years ago
Other questions:
At Camp Sunshine, 4 kids went home sick. Of the remaining campers, 18 kids went hiking and the other 41 kids spent the day swimm
7
·
2 answers
Please help i’m stuck!!<br> FIND GE AND FJ<br> HE = 6<br> FE= 8
5
·
1 answer
Multiply 1 5.8 and 5.62
11
·
2 answers
How many golf balls would fit in a 55 gallon drum? (One 2allon = 231 cubic inches; golf ball radius = .840 inches Volume of sphe
13
·
1 answer
1. 3(x – 5) + 4x = 5(x + 3)
5
·
2 answers
The line that contains a slope of 1/2 and passes thru the point (-2,-3)
14
·
1 answer
Many businesses and organizations insist that official communications use professional-looking fonts, such as Times New Roman. F
8
·
1 answer
Which expression is equivalent to 4 − (−7)?<br><br> A 7 + 4<br> B 4 − 7<br> C −7 − 4<br> D −4 + 7
12
·
2 answers
In the following diagram \overline{DE} \parallel \overline{FG}
9
·
1 answer
Whats is the answer too the equation 90000x604982?
11
·
1 answer
×
Add answer
Send
×
Login
E-mail
Password
Remember me
Login
Not registered?
Fast signup
×
Signup
Your nickname
E-mail
Password
Signup
close
Login
Signup
Ask question!