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
Nataliya [291]
3 years ago
13

Solve each system of equations algebraically 2x-y=9 3x+4y=-14

Mathematics
1 answer:
Cloud [144]3 years ago
4 0
The answer for 2x-y=9 is

x=1/2y + 9/2
You might be interested in
How can the associative property be used to mentally solve 48+82?
Lilit [14]
(40+80) + (8+2)
120+10
130
your answer would be 130
you group 40 and 80 and get the answer and then group 8 and 2
get answer to both then and then you add them together for the answer
5 0
3 years ago
The square of a number equals nime times that number.find the number
melomori [17]

Answer:

9

Step-by-step explanation:

9^2 is equal to 9x9 the ^2 square means multiply by itself

good luck:)

3 0
3 years ago
What is 250/12 plus 100/21 add all that up to get your answer
Dafna1 [17]

Answer:

  1075/42

Step-by-step explanation:

  \dfrac{250}{12}+\dfrac{100}{21}=\dfrac{250(21)+(12)100}{(12)(21)}=\dfrac{6450}{252}\\\\=\dfrac{(6)(1075)}{(6)(42)}=\boxed{\dfrac{1075}{42}}

8 0
3 years ago
Y-3=4 what does Y equal ??
Firdavs [7]

y-3=4

 +3 +3

y=7

Dude, this is easy

---

hope it helps

4 0
3 years ago
there are 9 boys in a class of 14 students. a)what is the ratio of boys to girls. b) what is the ratio of girls to all students
ElenaW [278]

Answer:

a). 9 to 5

b). 5 to 14

Step-by-step explanation:

If there are 9 boys then there are 5 girls because 14 - 9 = 5.

So, there are 5 girls of 14 students in the class.

4 0
3 years ago
Other questions:
  • a concession stand is selling hot dogs and hamburgers during a game. at halftime they sold a total of 78 hot dogs and hamburgers
    11·1 answer
  • What is 171 : 3 in unite rate
    10·1 answer
  • What is the answer to:<br> -1/5 - (-2/9)= ?
    15·2 answers
  • I need help! Please.
    9·1 answer
  • Will give you brainly if you answer this
    8·2 answers
  • If f(x) = 2x3 – 12x2 + 26x — 20 and X
    6·1 answer
  • Show work/ explain it ​
    10·1 answer
  • A marathon is 26.2 miles long. Jarrod is running a marathon and has completed 17.75 miles. How
    6·1 answer
  • X/33=-2/3i don't know how to solve this some one help me please
    9·1 answer
  • Solve the equation for x:<br><br> 3x+5=20
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!