3x-15=51
3x=36
X= 12
Thus the number is 12
Answer:
−11x+11
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
Step-by-step explanation:
Let us add x to
to make 4.


The only order pairs among the given options that represent a function is :
- (9 , -3) , (9 , -1) , (9 , -1)
Because : To be a function, every element of domain (x) can have only one unique value y, and if we get more than two values of y for same x, it isn't a function at all.