This should be the answer.
7x-7-2x-2+3x-12=8x-21
I think
I don’t know if that’s what you wanted but I hope I helped ;D (sorry for my bad english)
To qualify as a polynomial, the expression in question:
* Consists of one or more terms * Variables are only with positive whole exponents* No variables in the denominator of any term (the coefficients however, can be fractions.)In that case the answer is most likely:
Answer:
s=8
Step-by-step explanation:
lmk if you want an in depth explanation