Answer:
y=-2x-5
Step-by-step explanation:
y-y1=m(x-x1)
y-(-7)=-2(x-1)
y+7=-2x+2
y=-2x+2-7
y=-2x-5
Answer:
8
Step-by-step explanation:
If we have anything to the third power, we are multiplying the number by itself 3 times.
If x = 2, then the expression is
.

Hope this helped!
Answer:
73
Step-by-step explanation:
90-17=x
x=73
there is 60 seconds in 1 min so if you do 60x9 you should get 540
glad to help!