21 and 22 because 21+22=43
Answer:
The same number was not added to both sides.
Step-by-step explanation:
The same number was not added to both sides.
In line 2, 6 was added to the left side and 78 was added to the right side.
10 1/2 or 10.5
Step by step explanation
8+1/2+2+4
Add the whole fractional parts Separately
(8-2+4)+1/2
calculate
10+1/2
Write as a mixed number
1.25 would be your answerrr
COS(64°) = 3.2/x
multiply x to both sides to get COS(64°)x = 3.2
to get x by itself, divide 3.2 by COS(64°)
x = 3.2/COS(64°)
x=7.3