Help Please: If a+1/b−1=5/1 and a−1/b+1=1/1, find the value of b/a

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Select the correct answer. employee earnings per month($) 1 1,200 2 2,600 3 1,800 4 1,450 5 3,500 6 2,800 7 12,500 8 3,200 which measure of spread is best for the data in the table? a. range b. quartiles c. interquartile range d. mean absolute deviation

Percent increase and decrease. before: 10 after: 12