Answer:
121b+22
Step-by-step explanation:
Ok so first you distribute the 11 because its outside the ( ).
(11*11b) + (11*2)
121b+22
Since you don't know what b is you can't go any further, there for your done.
Answer:
-0.15
Step-by-step explanation:
the easiest way to do this is to convert all of the numbers to decimals. -2/5 becomes -0.4, and -1/4 becomes -0.25. Then you simplify the equation to get - 0.7 + 0.4 + 0.4 - 0.25, which you then solve to get -0.15.
Answer:
100
Step-by-step explanation:
39x-20x=38
19x=38
x=2
2 hours later, the ferries will be 38 miles apart
8*3-3*x=6
3x=18
x=6
Abe's horse is travelling at the speed of 6 miles per hour.
