Answer:
????
Step-by-step explanation:
Where's the equation? diagram?
Expand the right side:


Notice that 98 = 2 * 7 * 7, so we have
and
.
Then

and

Answer:
An estimate
Step-by-step explanation:
Answer:
7920
Step-by-step explanation:
12C3 × 9C2
= 220×36
= 7920
Answer:
w = (12p - 7) / 2
Step-by-step explanation:
p = (2w + 7) / 12
12p = 2w + 7
2w = 12p - 7
w = (12p - 7) / 2