Answer:
The domain of a function is the set of all possible inputs for the function. For example, the domain of f(x)=x² is all real numbers, and the domain of g(x)=1/x is all real numbers except for x=0.
Answer:

Step-by-step explanation:
"The product of negative three and a number." can be written as -3n, or -3 * n, where n is "the number".
Answer:
bro i got you
answer: x=7
Step-by-step explanation:
3x = 4x-9
subtract 4x from each side
-x=-9
x=9
enjoy bro get that good grade
I hope this helps! Just follow the instructions.
Answer:
y=-3
Step-by-step explanation:
-2(-25)+2y=44
Substitute -25 for x
Then multiply
50+2y=44
-50 -50
Subtract 50 on both sides
2y/2=-6/2
Divide 2 and 6
Answer is -3