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ValentinkaMS [17]
2 years ago
14

A restaurant customer left ​$1.80 as a tip. The tax was 8% and the tip was ​20% of the cost including tax.

Mathematics
1 answer:
PtichkaEL [24]2 years ago
8 0

Answer:The bill before tax was $8.33

Step-by-step explanation: Divide tip by portion of bill:

1.80/0.20 = 9.00

The total bill before the tip was $9.00

Divide total bill by 1+ sales tax rate:

9.00 / 1.08 = 8.33

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Given the expression 3\left(q+\dfrac43\right) = 23, we are to find the value of q;

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