The original price of a sound system is $1250. for one day only, the store is offering a frequent shopper discount of 35% on all merchandise. which expressions can be used to find the discounted price of the sound system? check all that apply.

Find the greatest common factor of the polynomial: 10x^5+15x^4-25x^3 10x^5 x^3 5x^3 5

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)