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 she 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

Question

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 she 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

anonymous · Answer

I would definately say its either a,B,C, or d

anonymous · Answer

-5 1/8 is about .........-5
1 37/41 is about ........2
Multiply those together and we should get -9 3/4 which is about .......-10

anonymous · Answer

yeap.