4) 20x + 16 y=-8

- 10x - 8y=8

What is the value of the expression 7m-97m-9 when m=4m=4?

Guilherme can mow his 444 acre (/text{ac}) (ac) left parenthesis, start text, a, c, end text, right parenthesis lawn in 222 hours.

The spinner is divided into 8 equal sections. A spinner divided into 8 equal sections labeled gray, green, red, purple, gray, green, yellow, blue. Which two events have the same probability?

There are 60 minutes in 1 hour. What fraction of an hour is 4 minutes? Write your answer in lowest terms.

Andre has 4 times as many model cars as Peter and Peter has one-third as many model cars as jade Andre has 36bmodel cars how many model cars Peter has?

Whats 40a-8 factorize

Nathan does push ups for the same amount everyday. He does 9 minutes of push ups for 3 days. How many minutes of push ups does Nathan do in 7 days?

Is Markiplier the best man?

What is 17/20 written as a decimal

What number is 62.5% of 195?