Answer:
question 13 = D
Step-by-step explanation:
because you do some math, open a calculator and boom, you have that.
Answer:
78 and 46
Step-by-step explanation:
For every four white balls taken out one black ball is taken out so it would be the 52 white ball
<span>3c - 2cd - 8c + 7d
= -5c </span> - 2cd + 7d
hope it helps
X=11, set 10x+5x+15=180
15x+15=180, subtract 15 from 180= 165, then divide 165 by 15
