Answer:
x= 12 y= -3
Step-by-step explanation:
Rearrange.
x+y=9
x-y=15
Get x by itself, cancel out the y's and you'll get this:
2x=24
x= 12
Plug it in.
12+y=9
Get y.
y= -3
Check your work. I hope this helped.
combine the y's and the regular numbers
17y=51
divide 51 by 17
y=3
B 50 x 70
Since 52 rounds to 50 and 67 round to 70
Answer:
The highest.
Step-by-step explanation:
I'm assuming there is supposed to be a picture but the skier highest on the mountain will have the greatest gravitational potential energy.
Answer:
5x4 3/5=23
Step-by-step explanation:
take the 5 miles from home to school then basically you do it 4 and 3/5 more times so just multiply.