$3.20
2.99 • 7% = 0.2093
2.99 + 0.2093 = 3.20
Answer:
The first opinion
Step-by-step explanation:
Answer:
where is the figure
Step-by-step explanation:
u should upload the figure too
1) an = a1 + d*(n-1) => a20 = -4 + (-9)*19 = -4 - 171 = - 175
1) ---> C)
2) a81 = 20 + 4*80 = 340;
2) ---> A)
3) a12 = ?
3) ---> B) or D).
