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
shusha [124]
3 years ago
14

Solve the system of equations –2 + y = 14 and -5x – 7y=10 by combining the

Mathematics
1 answer:
pochemuha3 years ago
5 0

Answer:

Step-by-step explanation:

-2+y=14

-5x-7y=10

y=14+2

y=16

-5x-7(16)=10

-5x-112=10

    +112  +112

-5x=122

x=-24.4

You might be interested in
You purchase 4 videos. The original price of each video is x dollars. You decide to purchase the limited edition versions of the
atroni [7]

You purchase 4 videos

The original price of each video is x dollars

You decide to purchase the limited edition versions of the videos for an additional cost

Your total cost is (4x + 20) dollars

So, total additional cost is $20

since, we are purchasing 4 videos

so, additional cost in each videos is

=\frac{20}{4}

=5

So, limited edition cost additional $5 per videos.........Answer

3 0
3 years ago
You roll a red die and a green die. What is the size of the sample space of all possible outcomes of rolling these two dice, giv
VladimirAG [237]
(red, green) = (2, 1), (2, 2), (2, 3), (2, 4), (2, 5), (2, 6), (4, 1), (4, 2), (4, 3), (4, 4), (4, 5), (4, 6), (6, 1), (6, 2), (6, 3), (6, 4), (6, 5), (6, 6)
Size of sample space = 18.
6 0
3 years ago
Kelly tells you that when variables are in the denominator, the equation one over two plus three over x equals three over four b
Lera25 [3.4K]
1/2 + 3/x = 3/4
3/x = 3/4 - 1/2
3/x = 3/4 - 2/4
3/x = 1/4....this is a proportion, so we cross multiply
(1)(x) = (3)(4)
x = 12

check..
1/2 + 3/12 = 3/4
6/12 + 3/12 = 3/4
9/12 = 3/4
3/4 = 3/4 (correct)

so x = 12

6 0
3 years ago
Read 2 more answers
During a middle school basketball ​game, every spectator placed his or her ticket stub into one of several containers. After the
Fofino [41]

Answer:

The eight people to march in a sportsmanship parade.

Step-by-step explanation:

6 0
3 years ago
A pair of fair dice is rolled.
mezya [45]
A) 4/36, or 1/9
b) 1-1/9=8/9
5 0
3 years ago
Read 2 more answers
Other questions:
  • As students move to thinking about formulas it supports their conceptual knowledge of how the perimeter of rectangles can be put
    14·1 answer
  • Three tennis balls are packaged in a box as shown below. The box is 12.1 centimeters long, 3.5 centimeters wide, and 3.5 centime
    15·1 answer
  • Geraldo is trying to fit his encyclopedias on the shelf. Each encyclopedia is 2 1/4 inches thick. If Geraldo shelf is 2 1/4 feet
    9·1 answer
  • The high temperature for one town last year was 79°F The low temperature for the same town was - 3°F What was the difference bet
    12·1 answer
  • How can you tell if this equation is true. 1/2+3/8 =4/10=2/5
    9·2 answers
  • Your teacher assigned 30 practice problems. You completed 15 on Monday and 10 more on Tuesday. What fraction of the 30 problems
    12·1 answer
  • According to an informal poll in Glenview 1/3
    15·1 answer
  • How high would you have to count before you would use the letter A in the English language spelling of a whole number?
    11·1 answer
  • Nate biked 56 miles in 4hours. what was Nates average speed for 1 hour?<br>​
    5·1 answer
  • Could i have some help?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!