find the equation of a line that passes through (2 -1) and ia parallel to y=2x+y-4=0 leave your answer in the form of y=mx+c

What is the lcm of 16 and 40 ? 24 and 40 ?

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.