3/10 * 2/9 = 1/15
There is a 1/15 chance that both of the shirts he grabbed are black....
:)
Answer:
Step-by-step explanation:
Calculate it together
Answer:
Step-by-step explanation:
plug y into the first equation:
8x+5y=24
8x+5(-4x)=24
8x-20x=24
-12x=24
x=-24/12
x=-2
then plug x to the second equation
y=-4
y=-4(-2)
y=8
x=-2
y=8