Answer:
a medium smoothie cost $3.25
Step-by-step explanation:
j = 4.95 which is the cost of one jumbo
equation from word problem
2j + m = 4m + 0.15
subtract m from both sides
also subtract 0.15 from both sides
2j - 0.15 = 3m
substitute j
2(4.95) - 0.15 = 3m
9.75 = 3m
m = 3.25 or $3.25