Answer:
the system has no solutions
Step-by-step explanation:
substract both equations and the result will be:
y - y = x - x + 2 + 1
0 = 3 is incompatible, so, no solution
Answer:
614
Step-by-step explanation:
Let the number be x.
50% × x = 307
0.5x = 307
x = 307/0.5
x = 614
50% of 614 is 307.
Answer:
okk
Step-by-step explanation:
The time when the two trains reach each other is 1.25 hours
The trains are 68.75 away from the city when they reach each other.
Answer:
-70
Step-by-step explanation: