I'm guessing that x2 is an x to the power of 2, so u can rewrite that as:
x^2 - x - 4
from there you can use completing the square, quadratic function, or factoring.
If the x2 is supposed to be 2x then it would just be as follows:
x - 4
0.5 kg ( from different country)
Answer:
The temperature dropped 66 degrees
Step-by-step explanation:
You’ll need to split the shape into 2 rectangles then find the area of both the rectangles and add them together.
30*10=300
20*10=200
area=500
If it is 1/10 then it is only one equal part but if it is 10/10 then it is 10 equal parts.