<span>.09X+.08(7,000-X)=588
.09X+560-.08X=588
.01X=588-560
.01X=28
X=28/.01
X=2,800 AMOUNT INVESTED @ 9%.
7,000-2,800=4,200 AMOUNT INVESTED @ 8%
PROOF:
.09*2,800+.08*4,200=588
252+336=588
588=588</span>
Answer: 1.5 hours
Step-by-step explanation:
If Thiago and Brandon move in opposite directions at speeds of 80mph and 70mph then after 1 hour Thiago will have traveled 80 miles and Brandon will have traveled 70 miles.
Since they are in opposite directions then the distance is from
Then we know that after t hours have elapsed they are 225 miles
Then we pose the following equation
Now we solve for t
Answer:
reeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
Step-by-step explanation:
0.003 the 3 is in the thousandths place so you would read it 3 thousandths if there was a number in front of the decimal such as 4.003 you would read it as 4 and 3 thousandths