Answer: (3,-2)
Step-by-step explanation:


new system:

add.

plug in -2 for y

system:

Answer:
centroid
Step-by-step explanation:
Answer:
Slope is .18
Step-by-step explanation
Find two points along the line.
Calculate slope using
.
I used the points (1985, .21) and (1990, .30).
Answer:
x = -1/7
Step-by-step explanation:
simplify by bringing all the x to the left and all the constants to the right:
6x + x = 1 - 2
7x = -1 (divide by 7)
x = -1/7
Answer: 527.79 m²
Step-by-step explanation:
formula is A = 2πrh + 2πr²
A = 2π x 4 x 17 + 2π x 4²
A = 527.79 m²