If T = {positive integers} and subset W = {5, 10, 15, 20, …}, what is W'?
Given the function g(x) = −4x + 5, find g(−4).
Given the function f(x) = 2(x + 6), find x if f(x) = 22.
Given the function f(x) = −2x + 10, find x if f(x) = 18.
The domain of the following relation: R: {(3, 5), (8, 6), (2, 1), (8, 6)} is ?

Question

If T = {positive integers} and subset W = {5, 10, 15, 20, …}, what is W'? 
Given the function g(x) = −4x + 5, find g(−4). 
Given the function f(x) = 2(x + 6), find x if f(x) = 22.
Given the function f(x) = −2x + 10, find x if f(x) = 18. 
The domain of the following relation: R: {(3, 5), (8, 6), (2, 1), (8, 6)} is ?

anonymous · Answer

W is going to be every positive multiple of 5, because it is a subset of T which contains every positive integer. How would you write the equation for W?

anonymous · Answer

that was only one answer and I swapped all the numbers I really need to finish the study guide

anonymous · Answer

Oh, I just wanted to guide you through it one at a time... sorry =/

anonymous · Answer

For the next three you just need to plug in the values where necessary