2.5 Solving Linear Equations: ax+b=cx+d

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Presentation transcript:

2.5 Solving Linear Equations: ax+b=cx+d M60 Day 9 2.5 Solving Linear Equations: ax+b=cx+d

Warm-up Change into an algebraic expression: Twice the sum of 3 and a number. Solve and check:

General Procedure ReMOVE coefficients by Multi/Divide Simplify each side - Remove grouping symbols and combine like terms MOVE terms by adding/subtracting ReMOVE coefficients by Multi/Divide Check your answer

Solve the Linear Equation Try it…

Solving Linear Equations Ex:

Solving Linear Equations

Types of Equations There are three types of linear equations based on the number of solutions: Conditional Finite number of solutions Ex. X=19 Identity Infinite number of solutions Ex. 31=31 Contradiction No real solutions Ex. 2=15

Solving Linear Equations State if Conditional, Identity or Contradiction

Coming up… Quiz #4 – by Friday 11/1 Day 10 Reading Guide 3.1-3.2 No School 11/11 (Monday) Test #2 – November 25th

Exit Ticket Solve for the variables. State if the equation is Conditional, Identify or Contradiction. Show your process steps and check conditional solutions.