Answer:
step 1: x+50+4x=90
the angle of a right-angled triangle is 90 degrees, therefore if we add everything together ,we could work out what x is.
step 2: x+50+4x=90
x+4x=50
5x=50
x=10
then you solve the equation, x is 10
1/5 is not greater than 2/7 because 1/5 = 7/35 and 2/7 = 10/35.
12
Step-by-step explanation:
Answer: -5.2
I don't know sorry can't help you