Find last year's salary if, after a 6% pay raise, thisyear's salary is 40810

Find two rational expressions that have the difference of 2-n/n-4

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0