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
Lynna [10]
3 years ago
5

PLEASE HELP MEE please33​

Mathematics
1 answer:
Sever21 [200]3 years ago
3 0

Answer:

x=3, y=-1

Step-by-step explanation:

3x+y=8, 2x-2y=8

Double the first equation, then add the second

  6x+2y=16

+ 2x-2y=8

The y's cancel each other out.

8x=24

x=3

Solve for y

6-2y=8

2y=-2

y=-1

Double check:

6(3)+2(-1)=16

18-2=16

Yay!

You might be interested in
Which graph is defined by the function given below?<br> y= (x + 2)(x+7)
Lady bird [3.3K]

Answer:

A parabola

Step-by-step explanation:

It's a quadratic equation so the graph will be a parabola.

The solutions are -2 and -7

8 0
3 years ago
To make lemonade, you used one quart of water, one pint of lemon juice, and 9 ounces of your secret ingredient: honey. How much
WITCHER [35]
To solve this problem you must follow the proccedure shown below:

 1. Amount of lemonade in pints:

 1 <span>quart of water=2 pints
 1 pint of lemon
 (9  ounces of honey)(0.0625 pints/1 ounce)=0.56 pints

 Total in pints=2 pints+1 pint+0.56 pints
 Total in pints=3.56 pints

 2. </span>Amount of lemonade in<span> cups:

 Total in cups=(3.56 pints)(2 cups/1 pint)
 Total in cups=7.12 cups

 
3. </span>Amount of lemonade in<span> ounces:

 Total in ounces=(7.12  cups)(8 ounces/1 cup)
 Total in ounces=56.96 ounces</span>
4 0
3 years ago
7. Which is the area of a rectangle TYOC with vertices T(-6, 6), Y(2, 10), 0(4, 6),
antiseptic1488 [7]

Answer:b

Step-by-step explanation:

5 0
3 years ago
What are x-intercepts of the function f(x) = x2 + 4x + 3
adell [148]

Answer:

x-intercept(s): ( -1, 0 ) , ( -3, 0 )

y-intercept(s): ( 0, 3)

5 0
3 years ago
11. The ages (in years) of 11 children and the number of words in their vocabulary. Find the correlation coefficient r.
ludmilkaskok [199]
Start from the bottom now u there 110 languages and 3
8 0
3 years ago
Other questions:
  • The standard deviation of a population is known to be 7.8. If The sample size is 85, what is the standard error of the mean?
    6·1 answer
  • Suppose a florist is creating a bouquet with 3 different types of flowers and 3 different types of greenery. If there are 7 type
    9·1 answer
  • Please help me, I’m sort of stuck
    6·1 answer
  • If a bolt of fabric measuring 20 yards 8 inches is divided into 26 equal parts. how long is each section?
    6·1 answer
  • A bicycle club logged 9,860 miles. If the
    7·1 answer
  • A parallelogram has a base of 14 centimeters and a height of 20 centimeters.What is the area of the parralegram
    13·1 answer
  • tina is a waitress that makes $10.40, but an average 8 hour shift for her brings in an additional $85 in tips. how much does tin
    10·1 answer
  • A = 7, b = ?, c = 14
    15·1 answer
  • EASY!!! Answer this correctly.<br> I will mark brainleist.
    6·2 answers
  • In which quadrant does the given point lie?<br><br> (-1,5)
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!