X = 72 and it's a scalene triangle
The nonpermissible replacement is a value that make the denominator equal to zero
I put this into the app Photomath and got the answer of 9a+7 which might be right but so sure I’ve never done a problem like this before
Answer:
Multiply 2 polynomials first then multiply the factor with the last binomial if I understood correctly ☺
Step-by-step explanation:
