You add the equations together making sure one of the variables disappears by making one negative and one positive. In this situation y would alrady disappear 8x+y=-16
Answer:mass CO2 = (mass AS) - (final mass)
Step-by-step explanation:
8 hours is 1/4 of the time the gym is open. 1/4 is a quarter. You need to times 8 by 4 which equals 32. The gym is open for 32 hours. Hope this helped
Let y equals the total pages
Let x represent the number of hours
The equation representing the situation will be:
y=50x
Answer:
=-9/5
Step-by-step explanation: