Post a New Question

math

posted by .

5x+3-45 = 6x+9-30/1


you want to group like terms.
subtract the 5x from both sides, so you have
3-45= 6x-5x-30/1
you will then have
-42 = x -30
add 30 to both sides and you get
-12 = x

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math

    how would i do 2x+12=5x+8-x????????? 2x+12=5x+8-x This seems to be a continuing question. The idea is to gather the x's on one side, and the constants on the other. Subtract 2x from both sides. subtract 8 from both sides. You ought
  2. math

    can anyone help me with these 3 problems I am trying to check my daughters hoime work it has bee na few years. 1. The sum of n and twenty -two, multiplied by three, is 78 2. the product of z and 17 is less than or equal to the difference …
  3. algebra

    I need a step by step explanation on how to add these two equations 2x+3y=1 5x+3y=16 Subtract the first equation from the second. (Subtract left and right sides separately). This gives you 3x = 15 Then divide both sides by 3. x = 5 …
  4. math

    I need help figuring out these two questions on euations with integers. -5x+20=-60 2x-3=-2 thank you so much for first: subtract 20 from both sides, simplify, then divide both sides by -5 for second: add 3 to both sides, simplify, …
  5. maths

    i have to make y the subject of this equation: 4t + 7y - 9 = 0 wod it be y = 4t + 9/7 ?
  6. PLEASE HELP ME!!!

    What is the first step in solving the problem, 3x-8/12=9?
  7. help please

    What is the first step in solving the problem, 3x-8/12=9?
  8. Math

    Emmy is 12. She writes an equation to find her mother's age, m. m - 12 + 35 What operation solves the equation for m?
  9. Algebra

    Which of the following describes a correct method for solving the equation below?
  10. math

    When you are solving inequalities, when does the sign change and when does it not?

More Similar Questions

Post a New Question