What is X equal to?
Urgent! Middle school work

Answer:
x = 12
Step-by-step explanation:
42 + 4x = 90 ( as it is right angle)
transpose to find x
4x = 90 - 42
4x = 48
x = 48/4
x = 12
Answer:
x=12
Step-by-step explanation:
90-42=48 48/4=12