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
elena-14-01-66 [18.8K]
2 years ago
12

2x - 3y = 1 and x + 2y = 18​

Mathematics
1 answer:
Yuliya22 [10]2 years ago
5 0

Answer:

x = 8 and y = 5

Step-by-step explanation:

2x - 3y = 1 --(1)

x + 2y = 18

x = 18 - 2y --(2)

sub (2) into (1):

2(18 - 2y) - 3y = 1

36 - 4y - 3y = 1

-7y = 1 -36

7y = 35

y = 5

x = 18 - 2(5) = 8

You might be interested in
Fill in the blank with the correct term or number to complete the sentence.
Furkat [3]
Mentally, they are numbers in which you can do mental math with since they are whole numbers
4 0
3 years ago
Plzzzzz help , really easy im just du mb
ra1l [238]

Answer:

Step-by-step explanation:

They are about 3 meters away from each other

and the correct area is 15.5-12 and the correct answer is 3.5 meters apart

3 0
3 years ago
Read 2 more answers
Find slope that pass through the points (3,16)and (8,18
photoshop1234 [79]
2/5 ...........................
7 0
2 years ago
Read 2 more answers
What is step 2 in the problem solving process?
Vlada [557]

Answer:

read the problem

Step-by-step explanation:

a. write down the facts and figures

b. read the problem

c. find a relationship between what is given and what must be found

d. do the work

5 0
3 years ago
Read 2 more answers
A student took a total of 4 tests over the course of 8 weeks. How many weeks of school will the student attend to take a total o
Julli [10]

Answer:

4/8 = 20/x

20 x 8 = 160

160 ÷ 4 = 40

the student will attend 40 weeks of school

3 0
2 years ago
Other questions:
  • Please Help I will reward brainliest
    14·1 answer
  • which equation represents this sentence? one-half the sum of a number and four is three less than the quotient of five and the n
    9·2 answers
  • We believe that 93​% of the population of all Business Statistics I students consider statistics to be an exciting subject. Supp
    10·1 answer
  • Ruth Brown wants to borrow $2,600 for 90 days to pay her real 'estate tax. State Savings and Loan charges 7.25% ordinary interes
    12·1 answer
  • Is a D a failing grade?
    12·1 answer
  • Is 6 classified as an integer?​
    5·1 answer
  • 1. The price of the video game was $60.00. Thelprice was reduced by 25%. What was the sale price of the video game? A $15.00 B.
    11·2 answers
  • Does the table below represent a proportional relationship?
    15·1 answer
  • What is 18/5 as a terminating decimal (use long division)
    6·1 answer
  • Please can you help me with this.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!