The answer you're looking for my good lad is C
Answer:
B. -10 its a negative number
Answer:
(-5,-1)
Step-by-step explanation:
2x+y=9 -> y=-2x+9
3x-y=16
3x-(-2x+9)=16
3x+2x-9=16
5x-9=16
5x-9 (+9)=16 (+9)
5x=25
x=5
no plug in 5 to x in any equation above
2(5)+y=9
10+y (-10)=9 (-10)
y=-1
so the answer is (-5,-1)
hope it's correct! and hope i helped
Answer:
The boundaries for the observed value, 42.8 miles are 42.75 miles up to 42.85 miles.
Step-by-step explanation:
hope it helps you friend ☺️