Answer:
5 + 9y
Step-by-step explanation:
When it says plus, it means +. When it says the product of 9 and y, it means 9 × y or 9y.
use photomath for that that's way easier
Step-by-step explanation:
Since both terms are perfect squares, factor using the difference of squares formula, a 2 − b 2 = ( a + b ) ( a − b ) where a = 7 and b = a + x . − ( 7 + a + x ) ( a + x − 7 )
Answer:
The answer in the explanation
Step-by-step explanation:
The solution of the inequality is all real numbers greater than or equal to 5
so
The solution using interval notation is ------> [5,∞)
and
The solution using set notation is {x ∈ R | x ≥ 5}