Answer:
all of the above
Step-by-step explanation:
The union of the sets are the values that appear in both sets when plotted in a Venn diagram and if I'm not mistaking, I think the right answer is (B)
Answer:
80
Step-by-step explanation:
I used a calculator to solve
Answer:
$500
Step-by-step explanation:
1000x.05=50 per year
50/year x 10 years =500
First subtract the 7 from both sides and that would equal 2x+9=2x then subtract 2x and the answer is 9