N + (n + 2) ≥ 80
n + n + 2 ≥ 80
2x + 2 ≥ 80
- 2 - 2
2x ≥ 78
2 2
x ≥ 39
The answer is A.
Answer:
i was going to answer this but that is hard bro
Step-by-step explanation:
i so so so so sorry
Move the triangle to the right 3 and down 5
Answer:
Step-by-step explanation:
Let "Hannah" = h, and her sister = s
h = 2s
h + s ≤ 18
Plug in 2s for h in the second equation.
(2s) + s ≤ 18
Simplify
2s + s ≤ 18
3s ≤ 18
Isolate the variable (s). Divide 3 from both sides
(3s)/3 ≤ (18)/3
s ≤ 18/3
s ≤ 6
2) The oldest Hannah's sister can be is <em>6 years</em>
<em>~</em>
Answer:
8
Step-by-step explanation:
Here,
C=pi d
c=3.4 d
or,25.12= 3.4d
or,25.12/ 3.4= d
So d= 8