Let f=amount invested at 4% and e=amount invested at 8%
0.04f+.08e=800
However, e=2f so the above equation becomes:
0.04f+0.08(2f)=800
0.04f+0.16f=800
0.2f=800
f=$4000, since e=2f
e=$8000
So Susan invested $4000 at 4% and $8000 at 8%.
Answer:
5/2-15/16r
Step-by-step explanation:
move each term in the parentheses by 5/16 which is 8x5/16-3rx5/16 then reduce the numbers with the greatest common factor 8 and get 5/2-3rx5/16r
and your solution is 5/2-15/16r
hope this helps!
Answer:
24053 :)
Step-by-step explanat ion:
Answer would be 70m squared
Replace x in the equation with -1 and solve:
6(-(-1) + 3)
Simplify the parentheses: 6(1 + 3)
Add inside the parentheses:
6(4)
Multiply
6 x 4 = 24
Answer : 24
