X^2-10x-24=0
(x+2)(x-12)=0
x=-2 or x=12
2x-7y=18 _(1)
-2x+4y=5
11y=23 , Y=23/11 sub in 1
2x-7×23/11=18
2x = 18×11 + 7×23
x = ( 198 + 161 )/2 = 359/2
Answer:
b. 13 hour, 20 min
Step-by-step explanation:
When it is 4:00 a.m. in Halifax, it is 1:00 p.m. in Karachi, this means Karachi is 9 hour ahead of Halifax.
When it is 9:00 a.m. in Karachi, it is 5:00 a.m. in Warsaw, this means that Warsaw is 4 hours behind Karachi.
She arrived to Karachi at 3:00 pm, Tuesday. Local time. When is 3:00 pm in Karachi is 11:00 am in Warsaw.
The difference between 9:40 am, Monday and 11:00 am, Tuesday, both in Warsaw local time is 13 hour 20 min.
Answer:
the number is three
Step-by-step explanation:
6÷2 is equal to 3, so you do 3x5 which is equal to 15.
Answer:
Yes
Step-by-step explanation:
(8,8) is a solution is y=x.
If we substitute the point into the equation, the equation is true.
(8,8) is in (x,y) format
Substitute:
y=x
8=8
LS=RS (left side equal rights side)