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
liraira [26]
4 years ago
10

Decide which variable to isolate. Then substitute for this variable, and solve the system. y = x - 5, x + y = 9

Mathematics
1 answer:
jolli1 [7]4 years ago
4 0

Answer:

x = 7

y = 2

Step-by-step explanation:

x + y = 9 but y = x - 5

x + (x - 5) = 9

2x - 5 + 5 = 9 + 5

2x/2 = 14/2

x = 7

y = x - 5

y = (7) - 5

y = 2

You might be interested in
The ceilings in Roberto's house are 14 feet high. How many meters high are the ceilings? Do not round your answer.
monitta

Answer:

≈ 4.27 meters high

Step-by-step explanation:

Roberto's house is 14 feet high, we also know that 1 foot equals about 0.305 meters, so since we have 14 feet, we multiply 0.305 by 14 :

0.305 * 14

==> 4.27 meters

8 0
3 years ago
Read 2 more answers
Sam is using a microscope to look at the plant specimen. The microscope magnifies the specimen 4 × 10 squared times. If the spec
Natalija [7]
The answer is 120 because 4•10=40 and 40•3=120
3 0
4 years ago
Read 2 more answers
What’s the answer I need help bc I’m catching up on work bc school ends in 3 days I think soo plsss help me
olchik [2.2K]
I believe it’s the first one. 1.5 + 2 = 3.5
3 0
3 years ago
What is the interquartile range of this data? A.6 B.7 C.8 D.9
Butoxors [25]
Hello!

To find the interquartile range, subtract the value of the upper quartile from the value of the lower quartile. 

33 - 25 = 8

The interquartile range is 8. Hope I helped! :3
6 0
3 years ago
What is (x+5)^2-5(x+5)-7 as a simplified polynomial in standard form.
oksian1 [2.3K]

Answer:iskkdkd

Step-by-step explanation:

3 0
3 years ago
Other questions:
  • 4 = 5x + 3y plz i need an answer for this
    8·2 answers
  • 11 feet<br>9 feet<br>5 feet<br>6 feet <br>how many square feet ​
    8·1 answer
  • Evaluate the given expression and express the result using the usual format for writing numbers (Instead of scientific notation)
    13·1 answer
  • What is 1/10 of 30,000?
    11·1 answer
  • What is 4x when x=6, I’m having difficulties doing this work?
    12·1 answer
  • If point A is located at (-7,-3) and there are 12 points between A and B what could be the possible point coordinates for point
    6·1 answer
  • Which is the best estimate of 5 5/6 - (1 1/4 + 3 7/8)​
    14·1 answer
  • Last Saved: 2:10 PM
    12·2 answers
  • Kacie swam for 12 hours this week at YMCA pool. 25% of her pool time was spent on tree swim. The rest was in swimming classes. H
    12·1 answer
  • A relay race is 1/10 kilometer long four athletes will run an equal distance to complete the relay how far does each athlete run
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!