What is the answer to this question x=2y+4 y=x-2

Let w=23 . what is the value of w + 45 ?

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined