Answer:
$10.01
where x = 4.1/10 x=14.11
Step-by-step explanation:
-7x^2 + 32x + 240
-7x^2 +32x
-49x+32 +240
240/17x = 17/240
240/49x = 4 9/10
x = 14.11 - 4. 10 9/10
x = -4.01
rounded to 2dp
x = 14.11
Tacos should be priced at $10.01