12.65+21.55=34.20
34.20*.15=5.13
.15 is the percentage of the tip they pay in decimal form in order to multiply it on a calculator.
Answer is $5.13
Answer:
y = 5
Step-by-step explanation:
All angle measures in a triangle add up to 180°.
- This means that 63 + 82 + 7y = 180
<u>Solving for Y:</u>
Step 1: Combine like terms.
Step 2: Subtract 145 from both sides.
Step 3: Divide both sides by 7.
Step 4: Check if solution is correct.
Therefore, y = 5.
Have a lovely rest of your day/night, and good luck with your assignments! ♡
no
i have no idea what to do