Answer:
$2.046
Step-by-step explanation: I think..don't take my word.
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:
8
Step-by-step explanation:
Answer:
2.7, or 2 , or
Step-by-step explanation:
First you would find out how much one cost
you do 5.79 / 3= 1.93
then mutliply= 1.93 x 12= $25.09
$25.09 is your answer