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
kifflom [539]
3 years ago
5

The pair of variables x=5, y=7 is the solution to the equation ax–2y=1. Find the coefficient a.

Mathematics
2 answers:
Wewaii [24]3 years ago
5 0

Answer:

a=3

Step-by-step explanation:

This should be very simple, just substitute xy and y for 5 and 7 respectively, so 5a-2*7=1, or 5a-14=1, or 5a=15, if we divide both sides by 5, we get a=3

yanalaym [24]3 years ago
4 0

Answer:

A=3 5a-14=1

Step-by-step explanation:

Add 14 to both sides then divide 5 and 15 to get 3

You might be interested in
2/9 of students in a school are in sixth grade.​
Triss [41]
There are 42 students in sixth grade.
6 0
3 years ago
Write 12.9 + 8 using words.
Anna35 [415]
Twelve point nine plus eight equals twenty point nine (12.9 + 8 = 20.9)
Hope this helped :)
7 0
3 years ago
Channing jogs 10 miles a week.how many miles will she jog in 52 weeks
hichkok12 [17]
The total miles are given by multiplying the miles per week and the number of weeks:
total = 10*52 = 520
so the total miles she will jog are 520 miles
8 0
3 years ago
Read 2 more answers
Can some please help??
Anvisha [2.4K]

Answer: it would be B or C

Step-by-step explanation: Hope this helps :)

8 0
2 years ago
Read 2 more answers
Pay ITS TIVE
max2010maxim [7]

Answer:

km per min

Step-by-step explanation:

6km ÷ 60 = 0.1

Bonolo ran 0.1 km per min

it takes 100 mins= 0.1×10

100 mins means 1 hour 40 min

3 0
2 years ago
Other questions:
  • How to determine if two functions are inverses?
    10·1 answer
  • 2. Find (w2 + 1)(w3 - W+1).
    8·1 answer
  • There is 195 campers with the ratio of 8 to 7 how many boy campers how many girl campers
    10·2 answers
  • Edward has four pearls – two white and two black – which he can distribute as he chooses between two identical bags. He must the
    6·1 answer
  • What is the length , in units , of line segment A'C'?
    7·1 answer
  • 2x - 3y = 16
    6·1 answer
  • According to the scores on the last math test, 80%, or 20. of the students in the class received an A Find the number of student
    8·1 answer
  • Which expression is equivalent to 2 3/5 divided by 7/9?
    8·1 answer
  • Please help!!!! i really need to get this done
    10·2 answers
  • Find the area of the composite figure.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!