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
ANTONII [103]
3 years ago
5

3x - 2y = 19 x + y = 8 i just dont understand

Mathematics
1 answer:
erik [133]3 years ago
5 0

Answer:

3x-2y=19

2(x+y=8)

3x-2y=19

2x+2y=16

5x=35

x=7

7+y=8

y=1

(7,1)

You might be interested in
SOLVE EQUATION BY TAKING SQUARE ROOTS.<br> -100+81a^2=0
IceJOKER [234]

Answer:

a = ±10/9

Step-by-step explanation:

-100+81a^2=0\\81a^2=100\\a^2=\frac{100}{81}\\\sqrt{a^2}=\sqrt{\frac{100}{81} }\\a=10/9\\a=-10/9

7 0
3 years ago
Read 2 more answers
(3y^2+4y+4)-(7y^2+3y-6)
e-lub [12.9K]

plz mark brainliest if it helps

3 0
3 years ago
The math club is selling gift wrap for a funraiser. They sold 45 rolls of soild wrapping paper at $4 each and rolls of patterned
Lunna [17]

4 * 45 = 180

265 - 180 = 85

85/5 = 17

They sold 17 rolls of patterned wrapping paper.

7 0
3 years ago
(–6)² – (–7)²<br><br> I need a step by step process.
Sati [7]
Is the = -13. Is the response
8 0
3 years ago
Write the standard equation of the circle with center (1,2) and radius of 2
MrMuchimi

Answer:

(x – h)2+ (y – k)2 = r2

Step-by-step explanation:

3 0
3 years ago
Other questions:
  • N is a positive integer.<br> Explain why n(n-1) must be an even number.
    9·1 answer
  • 8 divided by 6304 show work
    11·1 answer
  • 7x+7y=7x+7y=-28 x equals what
    10·1 answer
  • The area of triangle ABC is?
    12·1 answer
  • Reduce the equation x+y-7=0 to normal form
    12·1 answer
  • Find the area of the figure.<br> (20 pts)
    10·2 answers
  • Please help I’ll mark you as brainliest if correct!
    6·2 answers
  • Mrs. Selleck baked a cake and cut it into 10 equal pieces. Her
    6·1 answer
  • I got this one wrong could you tell me which ones are correct
    12·1 answer
  • Which proportion could you use to convert 5 gallons to quarts?<br> Convert.<br> 5gallons=<br> quarts
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!