Use completing the square to solve for X in the equation (c+7)(x-9)=25

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

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

Maci and i are making a small kite. two sides are 10". two sides are 5". the shorter diagonal is 6". round all your answers to the nearest tenth. 1. what is the distance from the peak of the kite to the intersection of the diagonals? 2. what is the distance from intersection of the diagonals to the top of the tail? 3. what is the length of the longer diagonal?