Answer:
(4, -3)
Step-by-step explanation:
To solve this with graphing all you need to do is enter both equations in a graphing calculator (you can use desmos online) and then find the point where both lines intersect.
To get how many inches the model is divide by feet per inch
242/22=11
The model in 11 inch long
Should be the first one
Answer:
T = 9
Step-by-step explanation:
SAMDEB
1. Subtract 7 from both sides. 6T + 7 - 7 = 61 - 7
2. 6T = 54
3. Divide both sides by 6, to isolate T. 6T ÷ 6 = 54 ÷ 6
4. Therefore, T = 9
The percentage has decreased by 1.2 hours a night.