pre algebra

posted by .

When twice a number is decreased by 8, the result is the number increased by 7. How would you solve it and check answer into the original problem?

  • pre algebra -


    you solve for x. THen,when you have x (the number), you go back and put it in the original equation above and see if both sides are equal.

  • pre algebra -

    The product that is twice a number and 5 isthe same as the difference of nine timesthe number and5/3.find the number

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    the sum of a number and 3 times that number is 76. what is that number?
  2. Intermediate Algebra

    Combine like terms: -3x^2+2x-4x^2-9+6x-2x^2+8 Solve for x: 8x-11= -11x+18 Solve for x: -2(x-5)+7=z-8-5x Solve for x: (x-2)/5 - 3/2= (x+1)/10 Translate to an algebra statement; do not solve: Seven times the difference of six and a twice …
  3. Algebra

    Seven times the difference of six and a twice a number yields the same result as the same number decreased by one. How does this translate into an algebra statement?
  4. Math 8R: Homework Check - Part 4

    Part 4: Translate and solve: 25. 6 less than twice a number is ten Answer : 2n - 6 = 10 (answer: n = 8) 26. The quotient of a number and 4 plus 3 is 8 Answer: n/4 + 3 = 8 (answer: n = 29) 27. 4 less than three times a number is -28 …
  5. algebra

    -Alan sold his bike to Dan making a 20% profit. Dan sold the bike to Carol for $180 which was a 25% profit for Dan. How much did Alan originally pay for the bike?
  6. 6th grade math

    Can you check these problems, please? Translate each phrase into algebraic expression. 1. 5 more than D Ans: 5 + D 2. Twice a number W Ans: 2*W 3. Product of 60 and W Ans: 60*W 4. A number, N, decreased by 18 Ans: N - 18 5. 14 minus
  7. Math

    need to describe 3 different problem solving approaches to this problem, one I think is algebra, but don't know how to solve, and i need to say how to solve each one in each different way, please help with this. aaron is thinking of …
  8. Pre algebra

    How do we set up this problem. The product of a number and 6 is decreased by 8. The result is 13 greater than the product of 4 and the same number increased by 3. What is the number?
  9. math

    A certain number was increased 5 times, then decreased by 3, then halved. The result was 0.3 less than the original number. What was the original number?
  10. One more Question helpppp plz!!

    When you divide a number by 1/2, the result is A) half the original number.*** B) twice the original number. C) 50% of the original number. D) 100% of the original number.

More Similar Questions