x=6+4y -3(x+y)=-36 I have to solve this using the system of equation by the substitution method.
Abby's investment at 14% earned the same interest as Steve's which was $1500 less but at 18%. How much did steve invest?
How do i set up this question?
Earns hourly rate for 35h work and increased rate for overtime. He worked 39h and received $787.20, next worked 41h and received $844.80. hourly and overtime?
what is the rate for hourly and overtime I don't know how to set up this question.
what is y=-x+8 and y=x
store A charges $18 per month plus 2 cents per copy. Store B charges $24 plus 1.5 cents per copy. How many copies need to be made for the monthly costs of both plans to be the same