Step-by-step explanation:
Answer:
$0.25
Step-by-step explanation:
3.75/15 = 0.25
2x-y=-1 (1)
3x-2y=1 (2)
(1) * 2--> 4x-2y=-2 (3)
(3) - (2)
x= -3
sub x= -3 into (1)
2(-3)-y=-1
-6-y=-1
-y=5
y= -5
I think the answer is .07
Answer:
f(9) = 72
Step-by-step explanation:
f(9) means what is the value of f(x) when x = 9
9 > 6, thus f(x) = 8x
f(9) = 8 × 9 = 72