To solve this problem we must know that when any two lines intersect , a pair of opposite angles from the figure Will be equal
so that means that

we can subtract twenty from each side


now we can subtract like terms

so we can get the final answer as
Answer:
EG so that GF ≈ EF
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
9+3=12
hope it helps
btw I need one more brainliest to level up
You can draw two quarters, a dime, a nickel, and three pennies. Or 6 dimes and 8 pennies.