For what value of x would the expression below be undefined 5x-18/x-7

D. 7

Step-by-step explanation:

The given expression is

This is a rational expression.

This expression undefined, when the denominator is zero.

We equate the denominator to zero  to get;

This implies that;

x=7

The correct answer option is 7.

Step-by-step explanation:

We are given the following expression and we are to determine whether which of the given options for the value of x would the expression become undefined:

We know that the expression is undefined when the denominator equals zero. So to make the denominator zero, the value of x should be 7.

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

i need more details sorry

step-by-step explanation: