Identify the variable(s) in the following expression: 7xto the power of 2+8y+3 Select all that apply. (1 point) Responses 2 2 x x 7 7 y y 3 3 8

The variables in the expression are x and y.

In the expression 7x^2 + 8y + 3, the variables are x and y.

To identify the variables in the expression 7x² + 8y + 3, we need to look for letters that represent unknowns or variables. In this expression, the variables are x and y.

So, the correct responses are:
- x
- y