-10x-8y=-20
20x+16y=4

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Witch represents the inverse of the function f(x)=1/4x-12