Answer:
[tex]14[/tex]
Step-by-step explanation:
Going by the rule [tex]x^{y}+x^{z}=x^{y+z}[/tex], [tex]17-3=14[/tex], so the answer is [tex]14[/tex].
[tex] {x}^{3} \times {x}^{y} = {x}^{17} \\ = > {x}^{3 + y} = {x}^{17} \\ = > 3 + y = 17 \\ = > y = 17 - 3 \\ = > y = 14[/tex]
Your answer is 14.
