1.r decreased by 8 2.the quotient of 7 and b 3. twice a number divide by 6 4. thrice a number multiplied by 4 5.the sum of a number and 56 decreased by 11 6.the quotient of a number and 8 divided by 2 7.s diminished by 7 multiplied by b 8.k plus 24 subtracted from 98 9.the product of two numbers added by the difference of 8 and x 10. multiply d by 6 then subtract it from the product of a and c