A company sells two versions of an antivirus software. The home edition costs $23.50, and the business edition costs $58.75. Last week, the company earned $29,668.75 from selling 745 copies of the software. If x represents the number of copies of the home edition sold and y represents the number of copies of the business edition sold, which system of equations represents this situation?

12

step-by-step explanation:

kekdkdkccc

so

step-by-step explanation:

kekdkckcldlx

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is:

answer is c

step-by-step explanation:

81/12=324/x

x=48