Norma spent $13.25 on school supplies. she bought 3 binders that cost $3.75 each and some paper. which equation could be used to figure out the cost of the paper? a. 13.25 = 3.75 + n b. 13.25 = 3.75 – n c. 13.25 = 3 × 3.75 + n d. 13.25 = 3 × (3.75 + n) i suck at math ; -;

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.

100 points, hi, i’m not sure what to do here,the data doesn’t seem to be quadratic .? can anyone me, in advance

Give all possible names for the line shown.calculation tip: lines can be written with either point first.