C! 80 + 10 is 90, 90+90 is 180. There are 180 degrees in one triangle
Answer:
Step-by-step explanation:
- 3x-2y =7
- x+2y= -3
- 4x=4
- x=4/4
- x=1
- 3x-2y=7
- 3(1)-2y=7
- 3-2y=7
- -2y=7-3
- -2y=4
- 2y=-4
- y=-4/2
- y= -2
- Verify solution
- x+2y= -3
- 1+2y= -3
- 2y=-3-1
- 2y= -4
- y= -4/2
- y= -2
Answer:
Function 1 is linear
Step-by-step explanation:
A linear is a straight line on the graph.
Answer:
the first one is right ahaha
Step-by-step explanation: