This is a way to work it out
Answer:
-30
Step-by-step explanation:
( Add 2 on both sides)
( Multiply by -3 on both sides)

<u>Verify:</u>
<u />
(Correct<u>)</u>
X-2y=-12
x+6y=20
we can cancel x's
multiply first equation by -1 and add to 2nd equation
-x+2y=12
<u>x+6y=20 +</u>
0x+8y=32
8y=32
divide both sides by 8
y=4
sub back
x-2y=-12
x-2(4)=-12
x-8=-12
add 12 both sides
x=-4
(x,y)
(-4,4)
Answer:
8:48 p.m.
Step-by-step explanation:
First order half an hour plus 19 minutes used to refuel you will get 49 minutes then add it to the 14 hours 27 minutes you get dinner was 16 minutes then added to the time when he leaves Karachi which is 5:34 am which you get 8:48 p.m.
Answer:
x is equal to 1754, so it's 1754