Answer:
144
Step-by-step explanation:
Answer:
I win 10% = 217.8
I lost 10% = 178.2
217.8 + 178.2 = 396
198 + 198 = 396
396 = 396
I neither gain nor lose anything: V
Step-by-step explanation:
Answer:
40
Step-by-step explanation:
Divide 12 by .40 (the percentage) to figure out what the full number would be.
Answer:
6
Step-by-step explanation:
2x + 7 = 19
-7 -7
2x = 12
12/2 = x
6 = x