Zara’s Physics test mean was x%. It is now 78.2% after an increase of 15% and a decrease of 15%. Find x.​

What values of c and d make the equation true?

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

What does the sign of the slope tell you about a line?