Answer:
x = 8
Step-by-step explanation:
Step 1: Write an equation
2x - 9 = 7
Step 2: Use the Addition Property of Equality
2x = 16
Step 3: Use the Division Property of Equality
x = 8
Answer:

Step-by-step explanation:
Let the unknown angle be x
As the interior angles in a triangle are added up to 180°

Hope this helps you.
Let me know if you have any other questions:-)
Answer:
no it's not
Step-by-step explanation:
The x value is 3.888888 (the eight repeats, goes on forever) hope this helps :)
Answer:
2
Step-by-step explanation:
8×2=16 all u do now is add a decimal between 1 and 6
so 1.60$