2. Equations

Question 1

2.1 How to solve a simple equation?

What is the name of the other equation?

Answer 1

2.1 one single unknown x

3x + 10 = x + 4 -> x auf eine Seite bringen x = -3

Quadratic Eqquations

Question 2

What is a quadratic equation?

Formula to solve it?

Answer 2

ax²+bx+c= 0

Question 3

Linear Equations in two unknowns

Answer 3

2x + 3y = 18 & 3x - 4y = -7

• Erste equation nach x auflösen
• Resutat in die zweite Formel einsetzten