Answer:
This could be wrong, but i still wanted to help you.
Step-by-step explanation:
9-3x=y
+9 +9
3x=y
÷3 ÷3
x=y/3
Im sorry if this is wrong
Answer:
289
Step-by-step explanation:



Hope this helps
Answer:
69.66
Step-by-step explanation:
Answer: Measure 1 is 54 degrees it is congruent to measure 3. Measure 7 is 90 degrees it is congruent to measure 5.