y=2x-1
Step-by-step explanation:
Let the function is given as
f(x)=ax+b
Given that
f(0)=-1
Hence
a(0)+b=-1
b=-1
Also goven that
f(-2)=-5
a(-2)+b=-5
-2a-1=-5
-2a=-5+1
-2a=-4
Dividing both sides by -2
a=2
Hence our function becomes
f(x)=2x-1
answer: when you burn wood, the carbon reacts with the oxygen in the air to create ash and smoke. that is a permanent change you cannot undo that.
step-by-step explanation:
2 apples
taking away equals subtraction. 6-4=2