15% = 0.15
tip = 15 * 0.15 = 2.25
5% = 0.05
tax = 15 * 0.15 = 0.75
total = 15 + 0.75 + 2.25 = $18
Answer:
The answer is x = -4
Step-by-step explanation:
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Answer:
C
Step-by-step explanation:
Just checked this is correct
The pH of distilled water is usually LESS THAN 7, because when it contacts air CO2 gas begins dissolving into the water.