If you want to solve for x, then
add 2y to both sides
x=2y+4
if want to solve for y
minus x both sides and divide by -2
x-2y=4
-2y=-x+4
y=1/2x-2
7. previously answered in another question, but last choice is correct
8. yes a diameter is a chord. A chord is any line that connects 2 points on a circle
Answer:
Step-by-step explanation:
1- 36
2-30
3-56
4-33
Answer:
28
Step-by-step explanation:
The other two angles that are adjacent to the right angle in a right triangle add up to 90. So



