X = 1 hr lessons and y = 1/2 hr lessons
x + y = 35......y = 35 - x
40x + 25y = 1115
40x + 25(35 - x) = 1115
40x + 875 - 25x = 1115
40x - 25x = 1115 - 875
15x = 240
x = 240/15
x = 16 <=== there are 16 one-hr lessons
and 19 half-hr lessons
Answer:
Three fourth's of 10 is 7.5 if you round that up there are 8 learning games are on Sebastian's ipad
Step-by-step explanation:
30/20= 1 and 10/20 in simplest form that is 1 and 1/2
Answer:
d
Step-by-step explanation:
i think it's d because it's negative