Answer:
2/5x = 3/20 or 2/5 *x = 3/20
Step-by-step explanation:
These are the same thing just different ways to write. The x represents the unknown number
A
because it is
Answer: 59
a triangle always equals 180 degrees. a+b+c= 180 so you would solve for e, 53+68+e= 180
