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
tamaranim1 [39]
3 years ago
8

Solve the system by substitution6x+2y=26 x=6y+21

Mathematics
1 answer:
Savatey [412]3 years ago
8 0
Substitute x = 6y + 21 into the first equation:-
6(6y+21) + 2y = 26 
36y + 126 + 2y = 26
38y =  -100
y = -2.63
x =   6(-2.63) + 21 = 5.22

answer (-2.63, 5.22)   to nearest hundredth 
You might be interested in
Please help me out with number 7
Slav-nsk [51]
The answer for number 7 is x=3

4 0
3 years ago
A rectangle is 12 ft long and 34 ft wide. What is the area of the rectangle?
aksik [14]
A=Lw
The area is 12*34, 408 sq ft.
4 0
3 years ago
Read 2 more answers
The sum of three consecutive even integers is 54. Find all three integers.
matrenka [14]
A good way to find the answer to these questions is to find it algebraically. Let's call the first number 'n'. 
n + (n + 2) + (n + 4) = 54
3n + 6 = 54
3n = 48
n = 16
Therefore the numbers are 16, 18, 20

6 0
3 years ago
Find the surface area
Nikitich [7]
The answer to the question is that the surface area is 48
3 0
3 years ago
A child attempts to open a five-disc
adelina 88 [10]

Answer:

. In conclusion, people have to become aware of the dangerous impact fossil fuels have on a long term, and how important it is to shift slowiy to renewable energy resources. However, since the use of renewable energy is a rather new development, it carries the weight of critics and careful long term observation. COuntries have to show commitment to renewable energy and have to evaluate which energy resources are cost-effective and the best with regards to their circumstances The only hindrance of using more renewable energy resources in future could be the finances to install these technologles.

5 0
2 years ago
Read 2 more answers
Other questions:
  • According to a survey, 75% of adults in the united states think the u. s. government system is broken. of these 75%, about 7 out
    9·1 answer
  • Find the surface area of<br> the prism.<br> 15 in hight<br> 3 in width<br> 7 in length
    7·1 answer
  • A 7000.00 principal is invested in 2 accounts, 1 earning 3%interest the other 7% interest with the total interest for the year 2
    8·1 answer
  • 2〖sen〗^2 x+3 senx+1=0
    10·1 answer
  • Simplify 2(5x -y)-3(3x-y)
    13·1 answer
  • A sphere has a diameter of 12 in.? Which responses represent the volume of this sphere? (Use 3.14 to approximate π, and round to
    6·1 answer
  • Suppose f:double-struck Rn → double-struck Rm and g:double-struck Rp → double-struck Rq. (a) What must be true about the numbers
    15·1 answer
  • If you triple my age and then subtract 11 it would be the same as if you doubled my age and then added 6. What is my age?
    14·1 answer
  • List two pairs of adjacent angles.
    8·2 answers
  • 23) It takes a bus 6 hours to take a trip. The train takes only 4 hours to make the same trip. The train travels
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!