matn

posted by .

JUSTIFIES A STEP IN THE SOLUTION OF AN EQUATION
4n+(7+n)=52
4n+(n+7)=52
(4n+n)+7=52
5n+7=52
5n+7-7=52
5n=45
5n/5=45/9
n=9

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. matn

    -x=33 The solution is x=
  2. Math

    I am really have a tough time trying to solve this problem. I think my first three steps are correct but I am not sure. Could someone please help me?
  3. math

    JUSTIFIES A STEP IN THE SOLUTION OF AN EQUATION 4n+(7+n)=52 4n+(n+7)=52 (4n+n)+7=52 5n+7=52 5n+7-7=52 5n=45 5n/5=45/9 n=9
  4. math

    The equation: T= 2* pi* sqrt(2/3L/9.8) Solve for L. Please show the solution step by step. The square root is giving me trouble in my solution. Thanks for your help.
  5. math

    Solve the linear equation: x+x+2+x+4+x+6=-28. State the property that justifies your first step and why you chose it. When I solved the equation I got the answer of ×=-10. However, I do not know what the property I need to state for …
  6. chemistry step by step thank a lot

    342gm of 20% by mass of ba (OH)2 solution sq gr 0.57 is reacted with 1200ml of 2M hn03. If the final density is same as pure water then molarity of the ion in resulting solution by nature of the above solution is dentified 0.888m Who …
  7. PreCalc

    Approximate the solutions to the following equation on the interval [0,2π). Round your answer to four decimal places. sinθ=0.65 Apparently, there suppose to be two answers to this question with a comma separating​ both …
  8. math

    name the property that justifies each step 2(3x-4)=8x-11
  9. Math

    I need help solving the problem not the answer. (Multiple Choice) The steps below show the incomplete solution to find the value of x for the equation 7x + 8 − 3x = −6 + 10: Step 1: 7x + 8 − 3x = −6 + 10 Step 2: 7x + 8 − …
  10. Math (Check 2 answers please)

    1. What is the value of b in the equation b + 8 = 13?

More Similar Questions