Answer:
D
Step-by-step explanation:
Given
(x + 2)² + 5(x + 2) - 6 = 0
Using the substitution u = x + 2 , then the equation can be expressed as
u² + 5u - 6 = 0 → D
Answer:
A) 96 + x ≤ 149
Step-by-step explanation:
The airplane can hold 149 passengers.
There are already 96 passengers on board.
They can add x additional passengers, as long as they bring the total to no more than 149.
The inequality is
96 + x ≤ 149
Answer:
55 grams per serving
Step-by-step explanation:
To find the number of grams per serving, we take to total grams and divide by the number of servings. The total grams is 550 and the number of servings is 10
grams per servings = 550/10 = 55 grams per serving
Answer:
Step-by-step explanation:
Given
Required
Solve for x
Since B is in between both points, then:
This gives
Divide by 3
Answer:
3m == 5w, that means for such unit, there is a 2 person difference
30 person difference = 30/2 = 15units
and again one unit means 3m and 5w
so 15*3men, and 15*5women
and you can check the difference is 30
