All of the following represent the same expression except

19 less than 25
25 less than 19
19 subtracted from 25
25 minus 19

The square root of 9x plus 7 plus the square rot of 2x equall to 7

How many four digit even numbers can be formed from digits 1,2,3,4,5 if repetition is allowed. how can solve this using permutation formula

The length of a rectangle (x+5) inches long, and the width is 3 2/5 inches. if the area is 51 square inches, write and solve an equation to find the length of the rectangle.