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
oksano4ka [1.4K]
3 years ago
6

Suppose you have 20 coins that total $3.00. Some coins are nickels and some are quarters. Which of the following pairs of equati

ons would you use to find out how many of each coin you have?
Mathematics
1 answer:
kap26 [50]3 years ago
5 0

Answer:

Step-by-step explanation:

n + q = 20

.05n + .25q = 3.00

5n + 25q = 300

 n + q = 20

5n + 25q = 300

-5n - 5q = -100

20q = 200

q = 10 quarters

n + 10 = 20

n = 10 nickels

(10 nickels, 10 quarters)

You might be interested in
HELP!!! DUE IN AN HOUR!!
Ulleksa [173]

Answer:

measure 3 equals 121 degrees

Step-by-step explanation:

Measure 2 and 3 make a 180 angle and you subtract 59 from 180 and you get 121.

5 0
3 years ago
The perimeter of a rectuangler pool is 130 ft. the width is 4 times the length. find the length and width of the pool
Hunter-Best [27]
The width is 52ft and the Length is 13ft.
7 0
3 years ago
6 O
Elenna [48]

Answer:

2x -6

Step-by-step explanation:

2x is slope

-6 is y intercept

The function passes though -6

a slope of 2 means the function goes up 2 and over 1 unit for every 1 x unit

3 0
2 years ago
Read 2 more answers
What involves examining and evaluating information, as well as weighing alternatives and considering consequences?
salantis [7]

Answer: Critical Thinking.

Step-by-step explanation:

Critical thinking is the process of conceptualizing, applying, analyzing, synthesizing, and/or reviewing data acquired from, or generated by, observation, experience, reflection, reasoning, or communication actively and skillfully as a guide to intellectually disciplined belief and action.

8 0
2 years ago
Please awnser this asap​
Illusion [34]

Answer:

Base area = 25.2 in^2

Step-by-step explanation:

Base area = 63/2.5 = 25.2 in^2

8 0
3 years ago
Other questions:
  • Two gears are adjusted so that the smaller gear drives the larger one. The radius of the smaller gear is 3.7 cm and the radius o
    8·1 answer
  • the population of Linton is 12 times as great as the population of Elmore the combined population of both towns is Mount de Sale
    7·1 answer
  • To compare 29/60 and 45/88 this time comparing both fraction with 1/2
    7·1 answer
  • Help somebody? Please
    15·1 answer
  • A piano is hauled into space a distance 3 earth radii above the surface of the north pole and is then dropped. About how long wi
    5·1 answer
  • PLZ WILL MARK BRAINILEST Solve –9.4 Greater-than-or-equal-to 1.7x + 4.2.
    12·2 answers
  • ILL BRAINLIEST YOU IF YOU PLEASE HELP ME AND ILL GIVE 30 EXTRA POINTS
    9·1 answer
  • H(t)=-10x+6 h(?)=-44
    11·1 answer
  • Use the point-slope form to write an equation of a line through the given points.
    9·1 answer
  • You have a bag of 63 candies you want to give to your 9 friends. The company that makes the candies guarantees that exactly 9 of
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!