PLS HELP I NEEED THIS In which of the following expressions is the coefficient of term "x" 1?

2x2+x−9
2 x squared plus x minus 9

x2+2x+7
x squared plus 2 x plus 7

3x2−x−5
3 x squared minus x minus 5

2x2−3x+1

Extra points! find the missing dimension! need asap

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

The cost of turkey is directly proportional to its weight. if a 12-pount turkey costs $27, how much does a 13-pound turkey cost? a. $33.75 b. $36.00 c. $31.00 d. $32.50