What is -3 (1/9) — (-5 (5/9) ) show all work and simplify. i don’t get it

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?