Math - Solving Multi-step Algebraic Equations
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Questions and Answers

What are the 5 steps to solving multistep equations?

  1. Distribute, 2. Combine like terms, 3. Move smaller variables, 4. Inverse operation of constant, 5. Solve, 6. Check back.

How to eliminate the parenthesis?

Multiply the number outside of the parenthesis by the numbers inside.

How to combine like terms?

Find all similar variables and add or subtract those similar items together.

When solving equations, do you add/subtract or multiply/divide first?

<p>True</p> Signup and view all the answers

What's the opposite of addition?

<p>Subtraction</p> Signup and view all the answers

What's the opposite of multiplication?

<p>Division</p> Signup and view all the answers

What's the opposite of division?

<p>Multiplication</p> Signup and view all the answers

What's the opposite of subtraction?

<p>Addition</p> Signup and view all the answers

In the equation 2(3x+5) - x = 10, what do I do first?

<p>Distribute the 2.</p> Signup and view all the answers

In the equation 2 + 3x = 11, what do I do first?

<p>Subtract the 2.</p> Signup and view all the answers

In the equation 2x = 9 + x, what do I do first?

<p>Move smaller variable.</p> Signup and view all the answers

In the equation 2x + 3x + 5 = 10, what do I do first?

<p>Combine like terms.</p> Signup and view all the answers

Study Notes

Steps to Solving Multi-step Equations

  • Follow these five crucial steps:
    • Distribute
    • Combine like terms
    • Move smaller variable terms
    • Apply inverse operation for constants
    • Solve for the variable, and finally, check the solution

Eliminating Parentheses

  • Use distribution to eliminate parentheses by multiplying the number outside the parentheses by each term inside.
  • Example: For 3(2P + 5), distribute to get 6P + 15.

Combining Like Terms

  • Identify and group similar variable terms along with their preceding signs.
  • Add or subtract these grouped items.
  • Example: 2x + 3y - x + 2y simplifies to x + 5y.

Order of Operations

  • Prioritize addition and subtraction over multiplication and division when solving equations.

Opposite Operations

  • The opposite of addition is subtraction, facilitating equation balancing.
  • The opposite of multiplication is division, crucial for isolating variable terms.
  • The opposite of division is multiplication, used to eliminate division in equations.
  • The opposite of subtraction is addition, helping to rearrange and simplify expressions.

Practical Application Examples

  • For the equation 2(3x + 5) - x = 10, begin by distributing the 2.
  • In 2 + 3x = 11, first subtract 2 to isolate the variable term.
  • In 2x = 9 + x, move the smaller variable (x) to one side for easier solving.
  • In 2x + 3x + 5 = 10, start by combining like terms to simplify before solving.

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Description

This quiz covers the essential steps to solve multi-step algebraic equations effectively. Through a series of flashcards, you will learn how to distribute, combine like terms, and apply inverse operations for solving equations. Perfect for reinforcing your understanding of algebraic concepts.

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