How do I solve 4x+8y=20 - 4x+2y=-30

A farmhouse 25 acres of wheat the farmer can harvest wheat from 12 acres per day in how many days will all the fields be harvested

What is a answer that has been rounded calked

Alfonso went to famous Sam's appliance store

A number cube is rolled two times. The first time it lands showing an even number. The second time it lands showing the number 5. Identify whether this event is independent or dependent. Explain your answer.

A trapezoid has an area of 8.1 square meters. if the trapezoid has a base that measures 6.7 meters and a height of 1.5 meters, what is the length of the other base?

Mrs. sing bought a pound of green beans for $1.80. How much will Mrs. tennison and pay for 3 1/2 pounds of green beans

Two prisms with equal altitudes have equal volumes the base of one prism is a square with a side length of 5 inches the base of the second prism is a rectangle with a side length of 10 inches determine and state in inches the measure of the width of

What is the area i square inches of the triangular-shaped region that is shaded in this figure?

Finding the circumference of a circle whose area is 452.16 Square meters

A cheetah can run 70 mph what is the speed in feet per hour