Answer:
w = 7 7/8
Step-by-step explanation:
w + 1/8 = 8
First, subtract 1/8 from both sides of the equation
w + 1/8 = 8
- 1/8 - 1/8
w = 7 7/8
alternativeforms:
Answer: $107
Step-by-step explanation:
Tip = 20 % of $90
= 20/100 × $90
=$18
Sales tax at 10% = 10/100 × $90
= $9
Total cost= $90 + $18 + $9
= $107
Answer:
117
Step-by-step explanation:
90 times 1.1 (the 1 is for the total amount which is ninety and the .1 is for 10% because you have to move the decimal over 2) is 99
90 times .2 equals 18
you then add 99 to 18 and the answer is 117