If the value of "y" varies directly with "x" and y = -51 when x = 3, find "y" if x = 2.
Enter the number that belongs in the green box.
y* = [?]

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.

For the following equations, find the ratio of a to b. be sure to show all of your work. a. 3a = 6b b. 15a = 5b

Ireally don't understand this, i'm really an idiot but i want to know how to figure this out. !