120 different arrangements
Answer:
90
Step-by-step explanation:
for percentage
×100
= 0.9×100
=90
(-2,-3)
I. (+,+)
II. (-,+)
III. (-,-)
IIII. (+,-)
Answer:
90 liters
Step-by-step explanation:
It's given in the question!
Answer:
(3/2, 6)
Step-by-step explanation:
y = 4x
8x + y = 18
this says y is 4x so you can replace y with 4x
8x + 4x = 18
12x = 18
/12 /12
x = 3/2
now sub x into y = 4(3/2)
y = 12/2
y = 6