1answer.
Ask question
Login Signup
Ask question
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
andrew11 [14]
3 years ago
10

Jackson always throws loose change into a pencil holder on

Mathematics
1 answer:
VARVARA [1.3K]3 years ago
3 0

Answer:

Step-by-step explanation:

Let x represent the number of nickels.

Let 7x represent the number of dimes

0.10(7x)+0.05(x)=10.50

Lets use whole numbers so multiply the whole equation by 100.

0.10(7x)+0.05(x) =10.50

0.75x=10.50

x=14

Therefore there are 14 nickels and 98 dimes.

You might be interested in
A large bowl of Halloween candy is going to
DanielleElmas [232]

Answer:

Step-by-step explanation:

its a lcm question

4 0
3 years ago
X + 3x + x<br> Simplify
lana [24]
Answer:
5x

Answer Explained:
All the x’s add up together to make 5x
3 0
4 years ago
Read 2 more answers
I need help ASAP with this WHOLE page
Nadya [2.5K]
This is easy,
For the first one.

just add 1.3m + 45cm which equals = which equals 46.5 meters.



3 0
3 years ago
Read 2 more answers
Maya used a total of 2 1/6 gallons of gas while driving her car. Each hour she was driving, she used 7/8 gallons of gas. What wa
kvv77 [185]

Ans

2:47 mins

Step-by-step explanation:

2 1/6 ÷7/8 = 2 10/21

2 10/12 to decimal 2.47

4 0
2 years ago
Cos10+cos80/sin10+sin80=1
eduard
Evaluate <span><span>cos<span>(10)</span></span><span>cos10</span></span> to get <span>0.984807750.98480775</span>.<span><span><span>0.98480775<span>cos<span>(80)</span></span></span><span><span>−<span>sin<span>(10)</span></span></span><span>sin<span>(80)</span></span></span></span><span><span>0.98480775⁢<span>cos80</span></span><span><span>-⁢<span>sin10</span></span>⁢<span>sin80</span></span></span></span>Evaluate <span><span>cos<span>(80)</span></span><span>cos80</span></span> to get <span>0.173648170.17364817</span>.<span><span><span>0.98480775⋅0.17364817</span><span><span>−<span>sin<span>(10)</span></span></span><span>sin<span>(80)</span></span></span></span><span><span>0.98480775⋅0.17364817</span><span><span>-⁢<span>sin10</span></span>⁢<span>sin80</span></span></span></span>Multiply <span>0.984807750.98480775</span> by <span>0.173648170.17364817</span> to get <span>0.171010070.17101007</span>.<span><span>0.17101007<span><span>−<span>sin<span>(10)</span></span></span><span>sin<span>(80)</span></span></span></span><span>0.17101007<span><span>-⁢<span>sin10</span></span>⁢<span>sin80</span></span></span></span>Evaluate <span><span>sin<span>(10)</span></span><span>sin10</span></span> to get <span>0.173648170.17364817</span>.<span><span>0.17101007<span><span><span>−1</span>⋅0.17364817</span><span>sin<span>(80)</span></span></span></span><span>0.17101007<span><span><span>-1</span>⋅0.17364817</span>⁢<span>sin80</span></span></span></span>Multiply <span><span>−1</span><span>-1</span></span> by <span>0.173648170.17364817</span> to get <span><span>−0.17364817</span><span>-0.17364817</span></span>.<span><span>0.17101007<span><span>−0.17364817</span><span>sin<span>(80)</span></span></span></span><span>0.17101007<span><span>-0.17364817</span>⁢<span>sin80</span></span></span></span>Evaluate <span><span>sin<span>(80)</span></span><span>sin80</span></span> to get <span>0.984807750.98480775</span>.<span><span>0.17101007<span><span>−0.17364817</span>⋅0.98480775</span></span><span>0.17101007<span><span>-0.17364817</span>⋅0.98480775</span></span></span>Multiply <span><span>−0.17364817</span><span>-0.17364817</span></span> by <span>0.984807750.98480775</span> to get <span><span>−0.17101007</span><span>-0.17101007</span></span>.<span><span>0.17101007<span>−0.17101007</span></span><span>0.17101007<span>-0.17101007</span></span></span>Subtract <span>0.171010070.17101007</span> from <span>0.171010070.17101007</span> to get <span>0</span>.0
7 0
3 years ago
Other questions:
  • What is the constant of proportionality in the equation y = 7x? constant of proportionality =
    8·2 answers
  • A clothing store is having a sale. A shirt normally sells for $30. The store is offering a 15% discount. What is the discounted
    5·1 answer
  • Does anybody know the answer?
    15·1 answer
  • What degree slope is a 16' ramp with a 35" rise
    6·1 answer
  • What is the developed form of 2(3x-10)
    13·2 answers
  • What is the value of 2x + y2 − xy for x = 1 and y = 4? A. 14 B. 2 C. 6 D. 22
    11·1 answer
  • (10 POINTS AND BRAINLIEST FOR BEST)
    5·2 answers
  • Round 0.1347 to the nearest 10th
    6·2 answers
  • What’s 2x squared times -1
    7·1 answer
  • Please help it’s due tonight<br><br> Math
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!