Fill in the blank so that the ordered pair is a solution of the equation. #1.. y =7x - 5; ( #2. y= 15 - 3x; )?

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

Tom drove 206 miles in 3.9 hours. estimate his average speed.

Which expression gives the exact value of x?