Fx=2x+3−5 what are the x and y intercepts

The expression 42 plus 57 shows how much money nate spent at a store .which expression also shows how much money nate spend

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.

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose