May somebody please answer both lines if so I’ll give you a thanks and brainlest :) if you help thank you so much NO LINKS

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Find the quotient with the restriction.