Answer:
2.
Step-by-step explanation:
Let the number be x.
2x+7 = 11
2x = 11-7
x = 4/2
x = 2
Hope this helped!
Proper subset of a set is a subset of that is not equal to. all elements of are in but contains at least one element that is not it
example : if A = { 1,3,5} then B = {1,5} is a proper subset ofz
The answer should be 125, if I read the exponents correctly.
Hello there.
How are rigid transformations and congruent figures related
<span>Both you can Turn, Flip and or Slide one so it fits exactly on the other.</span>
Answer:
9.4 days
Step-by-step explanation:
Filling in the given numbers, we can solve for t:
0.18 = 1·(1/2)^(t/3.8)
log(0.18) = (t/3.8)log(1/2)
t = 3.8·log(0.18)/log(0.50) ≈ 9.4 . . . . days
The best estimate of the age of the sample is 9.4 days.