Maria solved the equation -5 1/8 n = -9 3/4. Her answer was n = 1 37/41. She is fairly confident about her answer, but wants to do a quick check of her solution using estimation. Which of the following shows a good check of her answer?
A) -6(2) = -12
B) -5(-2) = -10
C) -5(2) = -9
D) -5(2) = -10

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer

What is the area of the trapezoid shown ?

How to solve a simultaneous equation involved with fractions?