Step-by-step explanation:
-1<x<infinity this is answer I guess
Answer:
x=amount invested at 7%
2x=amount invested at 8%
3x=amount invested at 9%
interest=principal*rate*time (time=1 year)
$150=0.07x+0.08*2x+0.09*3x
$150=0.07x+0.16x+0.27x
$150=0.50x
$1500=5x
x=$300 invested at 7%
2x=$600 invested at 8%
3x=$900 invested at 9%
Step-by-step explanation:
Answer:
200 feet per minute
Step-by-step explanation:
1000 / 5 gives us the feet per minute
200 feet per minute
Answer: 200 feet per minute
Answer:
Step-by-step explanation:
the x intercepts are -1 and 1 (where y = 0)
the y intercept is 1 (where x = 0)
8=12-8x
-4=8x
-4÷8=8x÷8
-0.5=x
