La suma de un número y siete más que el numero, alguien me ayuda??​

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96