Answer:
Let the number of candies sold by Tim be x
Let the number of candies sold by Maria be 2x-7
now, By the question
x+2x-7=137
or, 3x=137+7
or, x= 144÷3
x= 48
Now, Maria sold= 2x-7
= 2×48-7
= 89
therefore, Maria sold 89 bars.
Step-by-step explanation:
I hope it helps.