When the integers 1 to 100 inclusive are written, what digit is written the fewest number of times?

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

Alarger number is double the sum of a smaller number. the larger number is 2 less than 3 times the smaller number. if y represents the larger number and x represents the smaller number, which equations model the situation