Answer:
x =550
y=250
Step-by-step explanation:
.2x + .04y = 120
x + y = 800
Answer:Y=3x(x-4)
Step-by-step explanation:
A negative number in this wouldn't be applicable.
Johnny started out with $2,745 in the beginning, EARNING (This being the key word) interest each year. Therefore, he comes out with $39,974, not being a negative number.
Hope I helped! ^-^