Answer:
$46
Step-by-step explanation:
in this case, u have to find 7% of 42.99, which is 3.0093, and then u have to add it to 42.99. since 3.0093 has too many numbers after the decimal, u have to round it to 3.01. 42.99 + 3.01 is 46. so then the new total is $46.