Solving Linear Equation

Multiplication by 10

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LEARNING INTENTION

We are learning how to solve linear equations to solve

mathematical and real-world problems.

SUCCESS CRITERIA

• I can simplify an expression using the distributive

property.

• I can solve one-variable, two-step equations.

• I can solve equations with variables on both sides.

DON’T CALL ME AFTER MIDNIGHT (DCMAM)

D C M A M

D

Distribute

C

Combine Like Terms

M

Move Variables

A

Add or Subtract

M

Multiply or Divide

Polypad – The Mathematical Playground

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Algebraic Method

Teacher Model/ Guided Practice

4x – 1 = 3x + 3

Variables Constants

Algebraic Method

Variables Constants

3(x + 2) + 2x = x - 10

Teacher Model/ Guided Practice

Open Ended

A square has side length 4x – 3, and an equilateral triangle has side length 5x -3.  If the two figures have the

same perimeter, what is the area of the square?

Open Ended

A square has side length 4x – 3, and an equilateral triangle has side length 5x -3.  If the two figures have the

same perimeter, what is the perimeter of the square?

Poll

Which light bulb best shows how well you understood this math lesson? Explain your choice.