If the temperature dropped to -16 degrees what is the absolute value?
We can't answer the question, you haven't given us the information, we need to know what the x is here, or if they gave you a value.
5n=30+3n You need to exclude the 4 due to for the first 4GB cost $30 then $3 for each additional GB used
The GCF here is 2
2(z - 11z + 24)
i assume your question is wrong.. or you printed it inaccurately
because the 1st term should indicate the highest exponent however the 1st and 2nd terms are having the same exponent!!