Answer:
y=mx+b
y=-1x-4
y=2x+4
Step-by-step explanation:
Answer 9x^2
Step-by-step explanation:
3x^2+6x^2=9x^2
Exact form 27/4
decimal form 6.75
mixed number form 6(3/4)
Answer:
The graph will open to the right and will be mostly in quadrant 1
Step-by-step explanation:
Answer:
y = 55
Step-by-step explanation:
The sum of the angles of a triangle are 180
40 + y+30 + y = 180
Combine like terms
70 +2y = 180
Subtract 70 from each side
2y = 180-70
2y = 110
Divide each side by 2
2y/2 = 110/2
y = 55