Find routs to the equation 3x2-10x=8

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers