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
emmainna [20.7K]
3 years ago
15

Which of the following ordered pairs are solutions to the system of equations below?

Mathematics
1 answer:
Genrish500 [490]3 years ago
4 0

Answer:

x = 43/12

y = - 35/6

Step-by-step explanation:

4x + 4y = -9

y = 2x - 13

4x + 4(2x - 13) = - 9

4x + 8x - 52 = - 9

12x = 52 - 9

12x = 43

x = 43/12

y = 2×43/12 - 13

y = 86/12 - ¹²⁾13

y = (86 - 156)/12

y = - 70/12

y = - 35/6

You might be interested in
Eleanor was curious if triangles DEF and GHI were similar, so he tried to map one figure onto the other using rigid transformati
Fiesta28 [93]

Answer:B

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
What is the value of the discriminant, b2 − 4ac, for the quadratic equation 0 = x2 − 4x + 5, and what does it mean about the num
forsale [732]
(-4)^2-4(1)(5)
16-4(1)(5)
16-4(5)
16-20
-4

The discriminant is negative so there are no real number solutions.
3 0
3 years ago
Read 2 more answers
Evan wants to buy a digital camera that sells for $199.99 if he uses his dicount card he will save 18%. about how much will he s
ikadub [295]
35.99 ROUND IT OFF TO 36.00 SO THAT MEANS HE PAID 163.99
199.99X 18/100
3599.85/100
36
7 0
3 years ago
Write the number 45.78 trillion in scientific notation.
beks73 [17]
Without scientific notation<span> it would look like 4 000 000 000 000 </span>
<span>The decimal place must be moved 12 units to the left to be after a significant figure, thus giving the scientific notation to the power of 12. The significant figure is 4 so you get the equation </span><span>4.0⋅<span>1012</span></span>.
<span>

</span>
4 0
3 years ago
Please i need help with 4th grade math please write the answer and shiw the solution hownto solve the problem step by step.thank
julia-pushkina [17]

Answer:

110

Step-by-step explanation:

7 0
2 years ago
Read 2 more answers
Other questions:
  • What is the equation of the line that passes through the point (-2,-2)(−2,−2) and has a slope of 22?
    12·1 answer
  • What value of c makes the polynomial below a perfect square?
    10·1 answer
  • The probability of selecting a small sized shirt is 0/50 . The chance of selecting a small sized shirt is _____________. Answer
    8·1 answer
  • If K is the midpoint of JL, JK = 8x+11 and KL = 14x-1, find JL.
    12·2 answers
  • All of the following 1920s writers displayed disillusionment, malaise and turmoil in their works EXCEPT:
    5·2 answers
  • Sylvia is hiking from Mineral Creek to Blueberry Hilla distance points of 6 1/5 miles. After hiking 2 2/3 miles , Sylvia stops f
    14·1 answer
  • Order the angles in each triangle from smallest to largest.
    7·1 answer
  • Whattttt minion meme
    8·2 answers
  • PLease help middle school math
    11·1 answer
  • 8/5 / 1/4 HELPPPPPPPPPPPPPPPPPPPPPP
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!