Solving Systems of Linear Equations: Substitution: Assignment/ Solved.
5 views 0 purchase
Course
Linear Equations
Institution
Linear Equations
Solving Systems of Linear Equations: Substitution: Assignment/ Solved.
The value of x in this system of equations is 1.
3x + y = 9
y = -4x + 10
Substitute the value of y in the first equation:
Combine like terms:
Apply the subtraction property of equality:
Apply the division property of eq...
Solving Systems of Linear Equations:
Substitution: Assignment/ Solved.
The value of x in this system of equations is 1.
3x + y = 9
y = -4x + 10
Substitute the value of y in the first equation:
Combine like terms:
Page 1 of 6
, Apply the subtraction property of equality:
Apply the division property of equality:
1. 3x + (-4x + 10) = 9
2. -x + 10 = 9
3. -x = -1
4. x = 1
What is the value of y?
y= - Answer: 6
Vineet solved a system of equations by substitution. In his work, he
substituted an expression for one of the variables and solved for the
value of the other. This resulted in the equation 7 = 9. What can Vineet
conclude? - Answer: B. The system of equations does not have a
solution.
The volleyball team at West View High School is comparing T-shirt
companies where they can purchase their practice shirts. The graph
Page 2 of 6
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Pronurse1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
