For the first;
For every four marbles, Izuku placed 2x more in the jar.
Answer:
6 hours. ( I DID IT USING PROPORTIONS!)
Step-by-step explanation:
houses/hours
130/2.5= 312/x
(cross multiply)
130x = 780
130x/130 = 780/ 130 (divide each by 130)
6 = h
Answer:
the answer is option four D. -8 + 3
B because it u and 9 friends each want the same amount from splitting 1.30 which gives you .13
