Take the whole and multiply it by the percentage
so...
660 * .4 = 264
-4x+y= -9 can be turned into
y= -9 + 4x
5x+2y=3 (plug y in)
5x+2(-9+4x)=3
5x-18+8x=3
5x+8x=3+18
13x=21
divide 13 on both sides
x=1.6
Answer:
C
Step-by-step explanation:
Divide 6 by 3.54
The quotient would be 1.69
Your answer is that the unit rate is $1.69 per banana