The length of a rectangle is 5 ft less than twice the width, and the area of the rectangle is 52 ft2 . find the dimensions of the rectangle

Evaluate the given expression if m=45 |-3m|

Let w=23 . what is the value of w + 45 ?

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.