Write two equations to model the following: A student is shopping for supplies. They have $6. Pens cost $0.50 and pencils cost $0.25. They want 20 total writing utensils. (use x to represent the number of pens and y to represent the number of pencils)

answer: options

step-by-step explanation:

investment b is an ordinary annuity with $3,909.64 in the account after one year.

step-by-step explanation:

what shape is

answer would be 8.64 or s = 11π/4 inches

step-by-step explanation:

s = r θ  

where s = arc length  

r = radius = 3 inches  

θ = central angle in radians = ( π /180)*165  

s = 3(π/180)*165  

= 8.64 inches