Sofia is 4 years younger than mark. david is 7 years older than mark. how old will sofia be when david is 30 years old? answer, . the best one will be awarded brainlest.

The figure above shows the lengths of thesides of a rectangle in cm. find the valuesof x and y and then the area of the rectangle.sides: top= 3x - yleft= 3y + 4bottom= 2x + yright= 2x - 3 use both methods, elimination and substitution, if possible.

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.