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
patriot [66]
2 years ago
10

How much pure acid should be mixed with 7 gallons of a 40 % acid solution in order to get an 80 % acid​ solution?

Mathematics
1 answer:
zhannawk [14.2K]2 years ago
4 0

14 gallons of pure acid
You might be interested in
Solve the following system of equations algebraically:<br> Y = x^2 + 8x – 9<br> Y = 2x + 7
julia-pushkina [17]
Use simultaneous equations:
2x + 7 = x^2 + 8x - 9
7 = x^2 + 6x - 9
16 = x^2 + 6x
+ or - 4 = 7x
answer is
-4/7 or 4/7
3 0
2 years ago
the distance between two towns on a map is 6cm. the actual distance between 2 towns is 48km what is the scale on the map​
kodGreya [7K]

Answer:

1 cm=8 km

Step-by-step explanation:

We can use a ratio to determine the scale.  Take the distance on the map  on the left and the "real distance" on the right

6 cm=48 km

Divide by 6

6 cm/ 6 = 48 km /6

1 cm=8 km

4 0
2 years ago
Solve for w. 0.05w = 15
steposvetlana [31]
In order to find the value first multiply both sides by 100 to simplify the equation:
0.05w*100=15*100
5w=1500
Next, divide both sides of the equation by 5:
5w/5=1500/5
w=300
The final solution is w=300!

Hope i could help.
have a great day

4 0
3 years ago
Read 2 more answers
A ball is rolling in a circular path that has a radius of 10 inches as shown in
elena55 [62]
The complete question in the attached figure

we know that
[circumference]=2*pi*r
for r=10 in
[circumference]=2*pi*10-----> 62.8 in

if 360° (full circle) has a length of --------> 62.8 in

 54°------------------------------> X
x=54*62.8/360-----> x=9.42 in

the answer is 9.42 in

5 0
3 years ago
: Roland currently makes $6 million in the league, and could use more player development. His hometown team, the Dawgs, are inte
QveST [7]

Answer:

No

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
Other questions:
  • Solving absolute value equations quiz
    8·1 answer
  • Write each improper fraction as a mixed number
    10·1 answer
  • What choice is equivalent to the quotient when x&gt;0? [Photo attached]
    14·2 answers
  • A paint store has 35 gallons of paint storage, 2/5 of which are outdoor use. Tge others are for indoor use. If each gallon costs
    9·1 answer
  • How do i do number 2
    7·2 answers
  • Ill give brainest i need help please
    7·2 answers
  • Is this a function pls help
    5·2 answers
  • Find the volume of the rectangular prism
    6·1 answer
  • The expression 27.50+ 0.11x models the monthly cost in dollars of a phone plan. In the
    5·1 answer
  • For 3, 5, Are the triangles similar? If so, state the similarity and the postulate or theorem that justifies your answer.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!