X=26
Because 90-38=52
52/2=26
Answer:
x = 5.6
Step-by-step explanation:
Using trigonometric ratios.


Infinite! You can, for example, add -1 and 1 to the equation and make it equal. In x=5, you can have x=5+1-1. and it'd still be the same. To add on to it, you could do x+1-1=5+1-1, etc..
The answer is 128. Sorry I’m really bad at explaining
18 = x
__ __
5 4
x = 18•4 / 5
72/5 = 14.4 final answer