2.3-Solving Multi-Step Equations

Solve each problem by working backward. Your answer should be a number. Question Answer Three is added to a number, and then the sum is multiplied by 4. The result is 16. Find the number. 1 A number is divided by 4, and the quotient is added to 3. The result is 24. What is the number? 84 Two is subtracted from a number, and then the difference is multiplied by 5. The result is 30. Find the number. 8 Solve each equation. Each answer should be a number. Question Answer -12n-19=77 -8 17+3f=14 -1 15t+4=49 3 (u -20 (d -48 (b 12 -32-(3 -25 (r+13) -1 (15-a) 42 (3k-7) 29 (x 21 2.5g+0.45=0.95 0.2 0.4m-0.7=0.22 2.3 6m+8=11 1 Seven less than four times a number, n, equals 13. What is the number? Write an equation and solve each problem. Equation Answer 4n-7=13 5 28 quarters