EASY MATH PLEASE HELP!! I WILL GIVE BRAINLIEST!

HINT: THE ANSWER IS NOT 39.25! MY TEACHER TOLD ME
AM PRO

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

Which of the following could be the ratio of the length of the longer leg 30-60-90 triangle to the length of its hypotenuse? check all that apply. a. 313 6 b. 3: 215 c. 18: 13 d. 1: 13 e. 13: 2 of. 3: 15