C. −6, is the best option
Answer:
3/4
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
If x is the third number, then x−1 and x−2 are the second and first numbers.
10(x−2) + 10(x−1) = 10 + 10x
x − 2 + x − 1 = 1 + x
2x − 3 = 1 + x
x = 4
Answer:
B) 7 + √5
Step-by-step explanation:
7 + √5 will result in an irrational number
(N instead of X for variable)
N x 7 < 21