Step-by-step explanation:
substitute 7 for x so..
(7)=10-2(7)=
10-14
the answer is A. -4
The maximum length of PQ = The Diameter of first sphere + the diameter of second sphere = 2×7 + 2×4 = 14 + 8 = 22 ;
the answer is 5 hope this helps
Answer:
3200
Step-by-step explanation:
area= (l*b)
area=(160*20)
area=3200
To multiply two fractions together, multiply the numerators of both fractions together and same goes for the denominators.

Simplify.

So, 1/3 is the answer.