A system of equations is shown below. x+y=5
7x + 8y = 37

Which of the following are valid first steps in an algebraic method to solve the system of equations?

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

For what values of x is x2 + 2x = 24 true?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base