Given the algebraic expression:
2y2 - y + 5
Evaluate using these values
y = -4
Explain Substitution:
Replace 2 instances of y with -4
Perform Substitution:
2(-4)2 - (-4) + 5
Final Answer:
32 + 4 + 5
32 + 4 + 5
41
Common Core State Standards In This Lesson
CCSS.MATH.CONTENT.6.EE.A.2.C
What is the Answer?
41
How does the Algebraic Substitutions Calculator work?
Free Algebraic Substitutions Calculator - Given an algebraic statement with variables [a-z], this calculator takes a set of given substitution values, i.e., x=2,y=3,z=4, and evaluates your statement using the substitution values.
This calculator has 2 inputs.
This calculator has 2 inputs.
What 1 formula is used for the Algebraic Substitutions Calculator?
For each variable assignment, we plug in the value to our main function
What 4 concepts are covered in the Algebraic Substitutions Calculator?
- algebraic substitutions
- Putting numbers where the letters are in algebraic equations
- equation
- a statement declaring two mathematical expressions are equal
- evaluate
- To calculate the value of
- substitution
- a simple way to solve linear equations algebraically and find the solutions of the variables.
