Evaluate x + 3y when x = 4 and y = 5 *Please show how you got your answer*
1 answer:
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Answer:
The location will be at units.
Step-by-step explanation:
A scuba diver descended at a rate of units per second.
Now, if 0 represents the surface of the water and distances below the surface are negative, then after seconds the location of the diver will be given by the followings :
In one second the diver descends by 2.25 units depth.
So, in 12.5 seconds the diver will descend by units i.e.
units depth.
Therefore, the location will be at units. (Answer)