Answer:
5 =x
Step-by-step explanation:
X+2x+15=5x+5
Combine like terms
3x+15 = 5x+5
Subtract 3x from each side
3x+15 -3x = 5x+5 -3x
15 = 2x+5
Subtract 5 from each side
15-5 = 2x+5-5
10 =2x
Divide each side by 2
10/2 =2x/2
5 =x
Answer:
dont know
Step-by-step explanation:
Answer:
1.
2.
Step-by-step explanation:
For case 2 the population grows by 170 per year. Therefore for year t=0 its 2000 and t=1 then the population is 2170 and t=2 population is 2340. We can express the sequence as:
We know the difference is d=170 and n=1,2,3....:
Case two can be define by:
Answer:
168
Step-by-step explanation:
You multiply all the number together.