Answer:
addition
Step-by-step explanation:
y-11=20
+11+11
0 31
y=31
Answer is -9
Multiplying by 1/4 is the same as dividing by 4
-36(1/4) = -36/4 = -9
FOIL. -10h^2+6h+28
First outer inner last
The amount of pages typed after 1/3 of an hour is given. Multiply this number by 3 to get the full hour of pages types.
1 5/12 * 3 = 3(1) + 3(5/12)
= 3 5/4
= 4 1/4 pages