37 added to aa added to b3a added to 4bForm algebraic expressions for the followingb subtracted from 10b3x subtracted from 5x7ac subtracted from 9aMultiply the following3 x s5 x aa x bDivide the followinga division sign bx division sign aaxy division sign ayFrame algebraic expressions for the following. Two times a number increased by threeHalf of a number added to 12Twice a number decreased by another number