12 x 40 = hours she worked = 480
3 x 31 = appointment fee = 93
480 + 93 = 573
Answer:
$36 in change
Step-by-step explanation:
book cost total: 64
100-64=36
If you aren't sure how to read the chart, each "X" represents one book and the numbers below represent the price.
Answer:
Ling made a mistake in step one.
Step-by-step explanation
he miswrote his first step. Ling should have written,
12 - 6.2 = p - 6.2 + 6.2
goodluck on your schoolwork/homework!
------------------------------------------------------------
sorry for any bad explanations or incorrect answers.
