Carole works at a bookstore and a restaurant. In a 28-day period, Carole worked of the days at the bookstore and did not work
of the days. On the remaining days Carole worked at the restaurant. How many days did Carole work at the restaurant during the 28-
day period?
How much did Carole work

1/4 because there is 4 grades.

option 3 . (5x + 1) - (-10x + 6)

step-by-step explanation:

option 1 :

(4x + 3) + (-9x + 4)

or 4x+3 -9x + 4

or -5x + 7

option 2

(x - 2) - (6x - 9)

or x-2-6x + 9

or -5x + 7

option 3

(5x+ + 6)

or 5x + 1 + 10x -6

or 15x -5

option 4

-4x+2x+7-3x

-7x + 2x + 7

-5x + 7

hence only option 3 did   not satisfy the given simplify expression.

3

step-by-step explanation: