Post a New Question


posted by .

Using the definition of subtraction to determine the subtraction equations that are related to each of the following addition equation: a.8+7=n
b.14+x=25 c.r+s=t my answers are this: a. n-7=8 b.x=25-14 c.t-s=r did I do these right?

  • Math -

    It looks right to me... I would go ahead and say that's a good answer =]

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    I would appreciate any help thanks select two intergers between -12 and +12 write two equations that have the two intergers as solutions. solve the equation using addition/subtraction method
  2. MATH 156

    What models can be used to help explain the concepts of addition and subtraction of rational numbers?
  3. Very easy math

    my teacher told me that the inverse of addition was subtraction and that the inverse of subtraction was addition... could you prove it to me -x = (-1)x ((-1)x)^-1 I don't see how I'm suppose to get + x by taking the inverse of -x i've …
  4. Chemistry

    I am doing a lab online and have no clue on how to get started with the following questions?
  5. math

    What models can be used to help explain the concepts of addition and subtraction of rational numbers?
  6. Math

    Write two equations that have your two integers as solutions. Show how you built the equations using your integers, numbers used 5 and 8. Solve your system of equations by the addition/subtraction method. Make sure you show the necessary …
  7. math

    An eighth-grade student claims she can prove that subtraction of integers is commutative. She points out that if a and b are integers, then a-b = a+ -b. Since addition is commutative, so is subtraction. What is your response?
  8. math

    How do i solve algebraic methods in addition/ subtraction problems such as rewriting the following equations in standard form. 5x + 4 = -9y
  9. MATH

  10. Math

    How is combing radicals by addition and subtraction similar to combining monomial expressions by addition and subtraction?

More Similar Questions

Post a New Question