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
Xelga [282]
3 years ago
13

Solution of equation 3x-5y= 4 4x+3y=15

Mathematics
1 answer:
12345 [234]3 years ago
7 0
3x-5y=4------eq1
4x+3y=15-------------eq2

multiply 3 to first eq and 5 to second eq.

9x-15y=12
20x+15y=75

subtract both eqs

29x=87 x=3 so put x in eq 1

3(3)-5y=4
5y=5
y=1
You might be interested in
Which equation is equivalent to x^2 +24-8=0?
Kipish [7]

Answer:

D) is your correct answer

6 0
3 years ago
WRITING TO EXPLAIN, HOW COULD YOU USE 5 X 6 =30 TO FIND THE PRODUCT <br> OF 6 X6 ?
Solnce55 [7]
5x6=30
6x6=36

You would need 1 more 6
I can't explain this very well, sorry.
8 0
3 years ago
Read 2 more answers
2 times the difference between 49.5 and 37.5
Xelga [282]
I belive the answer would be....
49.5-37.5=12
2•12=24
6 0
2 years ago
Read 2 more answers
8.61 X 10^-8 as decimal form. ASAP
ipn [44]

0.0000000861 is your answer

8 0
2 years ago
Read 2 more answers
Use the Rational Zeros Theorem to write a list of all potential rational zeros. f(x) = x3 - 5x2 + 8x - 24
masha68 [24]
If I remember correctly this would be  obtained from the factors of  -24

so i think its +/-1, +/-2, +/- 3, +/- 4, +/- 8, +/- 6 , +/-12, +/-24

Sorry but i cant be sure
6 0
3 years ago
Read 2 more answers
Other questions:
  • Brett took elevator A from the 6th floor to the lobby, the 0 floor. His nonstop tip took 9 seconds.
    9·1 answer
  • Daniela needs to cut a rectangular hole in a wall where a new window will be installed. The window will be 4 feet high and 3 fee
    7·1 answer
  • Use the graph below to find L' after L(0, 0) was reflected over the line y = -4
    14·1 answer
  • The product of a binomial and a trinomial is x 3 + 3 x 2 − x + 2 x 2 + 6 x − 2. Which expression is equivalent to this product a
    5·2 answers
  • Please help me out , Currently stuck on this problem
    6·1 answer
  • Michael has to pay $300 rent. He gets paid $18 per hour. Write an equation that represents his profit, y, after working x hours.
    14·1 answer
  • Plz help I will give Brainlyest plz help fast
    15·1 answer
  • John is trying to convert an area from meters squared to millimeters squared. He multiplied the area he had by 1,000 and got the
    15·2 answers
  • The radius of the circle is 2.5 cm. - Find the circumference of the circle. Round your answer to the nearest centimeter
    12·1 answer
  • Which statement about the relationship between the graph f and the graph of g(x)=7x^2 is true
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!