Answer: (1,-1)
Step-by-step explanation:
- You can multiply the first equation by -1
- Add the equations.
- Solve for x, as following:

- Substitute the value of x into any of the original equations and then you must solve for y:

Therefore, the solution is: (1,-1)
Answer:
sqrt(5)*sqrt(5)=5.
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
263x = words per day
add on 1,037 because she already wrote them
263x + 1,037 > 2,878
Answer:
hi there
1. 9x - 3y = 3
6xy = 3
xy = 3/6
xy = 2
Step-by-step explanation:
hope u understand