Answer: r=a/pq^2
Step-by-step explanation:
Answer:
(x+10)(x-10)
Step-by-step explanation:
Answer:
C.
Step-by-step explanation:
If you are distributing, you must distribute the outside to both terms in the inside.
Answer:
c/16
Step-by-step explanation:
Represent 'a number' by x
7 times x equals 9 more than 4 times x
7 times x=9+4 times x
7x=9+4x
subtract 4x from both sides
3x=9
divide 3
x=3
the number is 3