The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try! so im pretty sure its 20
Answer:
1 thus b: is the Answer
Step-by-step explanation:
Simplify the following:
(3 (15 + 4)^2 + 2 (20 + 5)^2)^0
(3 (15 + 4)^2 + 2 (20 + 5)^2)^0 = 1:
Answer: 1
Answer:
hello : P(A and B) = 3/20
Step-by-step explanation:
events A and B are independent:
P(A and B) = P(A)×P(B)
P(A and B) = (1/4)×(3/5)
P(A and B) =3/20
continu ....
P(B/A)= P(A and B) / P(A)
Answer:
Step-by-step explanation:
First, do 272 + 38 = 310
Secondly, do 310 - 89 = 231
Third, do 231 ÷ 9 = 25
The most number of beeds she can have is 25