Answer:
x=1, y=-1. (1, -1).
Step-by-step explanation:
2x+y=1
3x-y=4
-------------
y=3x-4
2x+3x-4=1
5x-4=1
5x=1+4
5x=5
x=5/5
x=1
y=3(1)-4=3-4=-1
Answer:
The earth will revolve 15° and 0.0833 radian in 1 hour
Step-by-step explanation:
We know that earth revolve one round on its axis 24 hour
We know that 1 round = 360°
So earth will revolve 360° in 24 hour
So earth will revolve
in 1 hour
Now we have to find the revolution in radian
So 
Answer:
50
Step-by-step explanation:
Hope this helps :)
6^2 + 17 + 12
First, let's start with

. Basically, the '2' above the 6 indicates that the number appears twice in multiplying.

can be described as 6 × 6 as well. 36 should be your answer for 6 squared.

Second, our problem should look like: 36 + 17 + 12. One can simply do this on a calculator or count on their fingers. Once you add all of the numbers up, you should get 65.
Answer:
All you do is look at the first number and see which is greater than you will get your answer glad to help btw if you cant get it it's Maurice