Answer:
No Solution.
Step-by-step explanation:
y=2x+6
2x-y=2
--------------
2x-(2x+6)=2
2x-2x-6=2
-6=2
no solution
Answer:
Step-by-step explanation:
85+x+x=89
85+2x=89
2x=89-85
2x=4
x=2
So she would need 89+2=91
Answer:
The other rational number is
.
Step-by-step explanation:
First rational number is 
Let other rational number is 
The product of two rational numbers is 
According to question,

Multiplying both sides by (-3/2) such that,

So, the other rational number is
.
1. 1 hour is 3x20 minutes so distance is 3 km wi=hich is 3000 metres
2. same way as before but now 4x 1km is 4000 metres, minus the previous answer is 1000 metres.
3. 26 days x 24 hours (in one day) = 624 hours
4. A) 1 hour 45 minutes
B) 10:10, because add one hour and then minus 10 minutes (probably easiest way)