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
Alex787 [66]
3 years ago
10

How to solve this substitution​

Mathematics
1 answer:
Lena [83]3 years ago
6 0
-5x+4y=11
substitute for x which is 5
(-5)(5)+4y=11

simplify :
4y-25=11

add 25 on both sides
4y-25=11
+25 +25
the 25 cancels out

so it would be 4y=36
and you divide both sides by 4

4/4 =36/4

which gives you (5,9)
x= 5 , y =9
You might be interested in
((PLEASE HELP ASAP!! D:)) Natasha bought a tennis racket that was marked down in price, p, by 20%. Write an expression with TWO
kumpel [21]

Answer: p - 0.2p

Step-by-step explanation:

Given the following :

Original Price of tennis racket = p

Mark down or discount on original price = 20% of original price = (20/100) × p = 0.2p

Amount after discount = Amount paid by Natasha

Amount after discount = Original price - Discount

Amount after discount = p - 0.2p

Amount paid by Natasha = p - 0.2p

7 0
3 years ago
In ΔEFG, g = 4.3 cm, e = 9.1 cm and ∠F=116°. Find the length of f, to the nearest 10th of a centimeter.
8_murik_8 [283]

Answer:

11.6

Step-by-step explanation:

6 0
3 years ago
What the geometric mean of 4 and 8​
Arte-miy333 [17]
I think the correct answer is 5.6569
5 0
3 years ago
252.8 x 63.4 please I need help
Lady bird [3.3K]

Answer:

16027.52

Step-by-step explanation:

4 0
3 years ago
How do you do 2000 decreased by 33 % as a proportion because it is very confuzling ;)
jenyasd209 [6]
Source: https://socratic.org/questions/what-is-2000-miles-increased-by-by-33

4 0
3 years ago
Other questions:
  • A teacher writes the name of each of her 25 students on a slip of paper and places the papers in a box. To call on a student, sh
    7·2 answers
  • 2. If you have budgeted 12% of your monthly income for groceries, how much can you spend on groceries if you earn $950 bi-weekly
    9·1 answer
  • Dan rolled a number cube 20 times. the cube landed on fhe number 3 six times.
    6·1 answer
  • The multiplication property of equality could be used to solve which of the following equations
    9·1 answer
  • What is the measure of the angle that is a complement of angle c
    9·1 answer
  • Simplify 4^3 divided by 2 - 3.6 (14.1 - 8.7)
    14·2 answers
  • 4.472 Rounded to the tenth
    10·2 answers
  • 425 centimeters to 4 meters in simplest form
    10·1 answer
  • HELP ASAP RN PLEASE!!<br><br> 200 people got an email 37 people clicked on it how do you get 18.5%
    9·2 answers
  • Draco and his friends bought Bertie Bott's Every Flavor Beans for $3 per packet and chocolate frogs for $1 per packet at Honeydu
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!