Remember that straight lines are 180°. For #1 angle 1 would be 40°, since 140°+40°=180°
Sounds like a good deal to go swimming!
<span>P: y + z = 6
Q: 8y + 7z = 1
A. This makes y = -8Y which will eliminate the "y"'s when the equations are added.
</span>
Answer:
Please add the diagram
Step-by-step explanation: