Answer:
4
Step-by-step explanation:
2+2=4
thanks:D
the correct answer is b.33
no. B 40x+30y=60 l think
y=9
Slope: 9-9/-2-15=0
Therefore, y=0x+b
Plug values in: 9=0(-2)+b
0+b=9
b=9
Therefore, equation is y=9