<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:
A) (1,-2)
Step-by-step explanation:
the answer to a system of equations is where the 2 lines intersect and that would be at (1,-2)
Definitely the first one i hope this helps u.<span> ( ͡° ͜ʖ ͡°)
</span>
Answer:
19/35
Step-by-step explanation:
1/7 + 2/5
you need to make both of the denominators equal. to make them equal, multiple 1/7 by 5 to make 5/35 and multiple 2/5 by 7 to make 14/35.
then add the numerators
5/35 + 14/35 = 19/35
Answer:

Step-by-step explanation:
we know that
the formula to calculate the distance between two points is equal to

we have
(4,2) and (7,8)
substitute the values in the formula



