Answer:
7+x=9
Step-by-step explanation:
if you subtract 7 from both sides of this you will get x=2 so the pen is $2
Answer:
x-inercept = 1 y-intercept = -4
Step-by-step explanation:
Answer:
f(-1)=8
Step-by-step explanation:
Just plug in x=-1 into the function:
f(x)=6-2x
y=6-2(-1)
y=6+2
y=8
So f(-1)=8
Answer:
1,900,800
Step-by-step explanation: