I think it’s D but not completely sure!
To find the mid point you must
x = (x1 + x2) / 2
y = (y1 + y2) / 2
(3,2.5)
Marcario should use 4 pounds of macadamia nuts and 8 pounds of almonds.
Explanation
given
cost of macadamia nuts per pound=$9
cost of almond nuts per pound=$5.25
cost of the mixture per pound=$6.5
total pounds of the mixture to be made=12
let the pounds of macadamia nuts=x
pounds of almond nuts=y
total pounds of nuts=x+y=12

solving (1) and (2)
x=4
y=8
Answer:
40%
Step-by-step explanation:
I I think they were asking about percentage decrease.percentage decrease=to decrease over original price x 100%
Answer:
a = 3 b = 0
Step-by-step explanation:
(a,-2) b= -2
-2=2a -8
6=2a
3=a
(4,b) a=4
b=2(4)-8
b=8-8
b=0