You have a coupon for 30% off your dinner. Your total bill was $50. You also need to pay a 7% sales tax and leave a 22% tip. With the discount, tip + tax included, how much was your dinner? (It's not 49.50!!! If you get it right, I will give brainliest)

The cost of the dinner is $45.15.

Given

You have a coupon for 30% off your dinner.

Your total bill was $50.

You also need to pay a 7% sales tax and leave a 22% tip.

After a 30% discount the cost of the bill is;

The remaining bill is 50 - 15 = $35.

After the discount adds 7% sales tax.

The bill after sales tax is = 35 + 2.45 = $37.45.

With the discount, tip + tax included, adding 22% tip is;

Therefore,

The cost of dinner is

$35 + $2.45 + $7.7 = $45.15

Hence, the cost of the dinner is $45.15.

To know more about Equation click the link given below.

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation:

40 i don’t know lololol