Martina works mowing lawns and babysitting. she earns 7.90 for mowing lawns and 6.90 for babysitting. how much will she earn for 7 hours of mowing and 1 hour of babystting

 mowing lawns: 7 * $7.90 = $55.30

+      babysitting: 1 * $6.90 = $  6.90

                                              $62.20

$62.20

ok

step-by-step explanation:

the correct answer is

c. 4

step-by-step explanation:

the given polynomial is

the degree of the polynomial is the highest exponent which is 4.

the -4 is called the leading coefficient.

this polynomial has only one term so it is a monomial.

the correct answer is option c.