Answer:
75
Step-by-step explanation:
First you subtract 47 from both sides (-47 from 47 and -47 from 32)
Then you get -3x = -15
Divide -3 from -3x and -3 from -15
Leaving you with X = 5
10 x 40 = 400 so the answer is 400 pieces of chalk.
Answer:
4 minus a number times three
