Answer:
In the picture above
Step-by-step explanation:
I hope that it's a clear solution and explanation.
Goodluck.
9x-7 = -7
step 1 = add 7 to each side
9x = 0
step 2 divide both sides by 9
x = 0/9 = 0
Answer:
Range
The set of output values is called the range of the function.
Answer:
Step-by-step explanation:



POSITIVE: Well, I suppose you'll actually use math relatively more often in life (compared to science)
Also, in math, if you get a question correct, it will always be correct, unlike English or other languages, if the teacher thinks your writing isn't good, she can give you a bad grade. In English, the grades you get are often subject to the teacher's moods/ opinions of you as a student.
NEGATIVE: Well, it gets boring.