6 <-3 + r/5

42 43 4 45 46 47 48 49 50 51 52 3 4

I had no idea what u were asking but i solved for r and got r>45

r > 45

Step-by-step explanation:

6 <-3 + r/5

add 3 left and right of the < sign gives:

6 +3 <-3 +3 + r/5

9 < 0 + r/5

9 < r/5

multiply left and right of the < sign gives by 5 gives:

9 * 5 < 5* r/5

45 < r

r > 45

-14

step-by-step explanation:

2x2 – 2(x+4)

=2x2-2（5+4）

=4-2×9

=4-18

=-14

69.64%

step-by-step explanation: