Giving brainlist
3x( x−2), when x=7

105

Step-by-step explanation:

All you have to do here is plug in 7 whenever you see a x.

3x(x-2)

3(7)(7-2)

3(7)(5)

105

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5

susie has 7 apples