
Solving Systems of Equations
... method of graphing was used in this example. The point of intersection of the two lines (3, 0) is the solution to the system of equations. This means that (3, 0), when substituted into either equation, will make them both true. ...
... method of graphing was used in this example. The point of intersection of the two lines (3, 0) is the solution to the system of equations. This means that (3, 0), when substituted into either equation, will make them both true. ...
Algebra: Equations - Skyline R2 School
... and two students to see a movie. If the two student tickets cost $11 together, what is the cost of the adult ...
... and two students to see a movie. If the two student tickets cost $11 together, what is the cost of the adult ...
Systems of Equations
... 1. Both equations have to be in Standard Form—the x’s and the y’s on one side of the equation and the number by itself on the other side. 2. The like terms have to be lined up. ...
... 1. Both equations have to be in Standard Form—the x’s and the y’s on one side of the equation and the number by itself on the other side. 2. The like terms have to be lined up. ...
Lesson 3.2, 3.3
... Ex3) 2x + 3y = 8 -3x + 2y = 1 Step 1: Multiply 3 to the 1st equation and 2 to the 2nd equation (3) 2x + 3y = 8 (2) -3x + 2y = 1 6x + 9y = 24 -6x + 4y = 2 13y = 26 (step 2 and 3) y =2 Step 4: Choose -3x + 2y = 1 -3x + 2(2) = 1 -3x + 4 = 1 -3x = 1 -4 = -3 x=1 Answer: (1,2) ...
... Ex3) 2x + 3y = 8 -3x + 2y = 1 Step 1: Multiply 3 to the 1st equation and 2 to the 2nd equation (3) 2x + 3y = 8 (2) -3x + 2y = 1 6x + 9y = 24 -6x + 4y = 2 13y = 26 (step 2 and 3) y =2 Step 4: Choose -3x + 2y = 1 -3x + 2(2) = 1 -3x + 4 = 1 -3x = 1 -4 = -3 x=1 Answer: (1,2) ...
3.2 & 3.3 Solving by Substitution and Elimination
... Ex3) 2x + 3y = 8 -3x + 2y = 1 Step 1: Multiply 3 to the 1st equation and 2 to the 2nd equation (3) 2x + 3y = 8 (2) -3x + 2y = 1 6x + 9y = 24 -6x + 4y = 2 13y = 26 (step 2 and 3) y =2 Step 4: Choose -3x + 2y = 1 -3x + 2(2) = 1 -3x + 4 = 1 -3x = 1 -4 = -3 x=1 Answer: (1,2) ...
... Ex3) 2x + 3y = 8 -3x + 2y = 1 Step 1: Multiply 3 to the 1st equation and 2 to the 2nd equation (3) 2x + 3y = 8 (2) -3x + 2y = 1 6x + 9y = 24 -6x + 4y = 2 13y = 26 (step 2 and 3) y =2 Step 4: Choose -3x + 2y = 1 -3x + 2(2) = 1 -3x + 4 = 1 -3x = 1 -4 = -3 x=1 Answer: (1,2) ...