Answer:
A
Step-by-step explanation:
AE=EC
5x-10=2x+5
5x-2x=5+10
3x=15
x=5
Answer: 3100
Step-by-step explanation:
to find the area of something u must multiply both sides
Answer:
6
Step-by-step explanation: because its online
Lyn made a better investment.
Her money will grow quicker than Lee because the money grows by 8% annually, and then the next year 8% off of the new balance.
Lee's money will only grow by 8% from the original price.
Answer:
k=45
Step-by-step explanation:
Since the sum of the measures are 180 and the measures are 45 degrees, k degrees, and 2k degrees, we can conclude that 
. 2k and k are like terms, so you can add 2k and k to get 3k.Then, you would have 
. Since you are finding k, you want to isolate k as best you can. To do this, you subtract 45 on both sides 
as shown by the equation, 180-45 is 135. Then, you divide 3 on both sides to get k=45.
