Answer:
(i)unique solution
Explanation:
We solve for x1 thus in the first equation:
x1-3x3=-3
x1-9=-3
x1=-3+9
x1= 6
We solve for a thus in the second equation:
2x1+ax2-x3=-2
2+a2-x3=-2
a2-x3=-4
a2=-4+x3
Answer:185.87
Step-by-step explanation:
Explanation:
simple interest (SI) can be calculated using the formula
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
∣
∣
∣
2
2
S
I
=
P
R
T
100
2
2
∣
∣
∣
−−−−−−−−−−−−−−−
where P is the Principal, that is amount of money
R is the rate of interest
T is time in years
here P
=
$
2560
,
R
=
5
1
8
=
41
8
and T
=
17
12
years
⇒
S
I
=
2560
×
41
8
×
17
12
100
⇒
S
I
=
2560
×
41
×
17
100
×
8
×
12
⇒
S
I
≈
$
185.87
to nearest cent
Answer: 1/5, 5
Step-by-step explanation:
Answer:
12 (i think)
Step-by-step explanation:
so you see the problem the first problem is 3x-9. and you see 27
then you multiply 12 by 3 and you get 36 then you minus 36 by 9 and you get 27
Answer:
40 mph
Step-by-step explanation:
you take your miles 160 and divide them by 4 which is going to be 40
