Answer:
y=-1/2x-3
Step-by-step explanation:
Let's pick two points for slope.


For the y-inctercept, the line intersect at the y-axis at (0,-3)
CHECK:



350 are 1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, and 350
Answer:
I think it is b
Step-by-step explanation:
I hope this is correct
Answer:
yes they form a proportion
Step-by-step explanation:
1 to 3 and 7 to 21 are equal
we can check this by multiplying each number in the 1 to 3 ratio by 7 to make it equal with the other ratio, 7 to 21.
(sorry if this is confusing but I hope it helped)
8*8=64 8 *4(sides) is 32 but that's an equilateral triangle