Watch the video then write the notes and do the worksheet below
Date: May 14, 2020
What is algebra?
Algebra is a type of mathematics that uses letters or symbols to represent numbers.
Rema has 5 coins, her friend has 7 coins. Together they have 12 coins
5 + 7 = 12 Arithmetic
Johnnie has $5 and wants to buy a book for $12. How much more money does he need? We write this as follows:
5 + x = 12 Algebra
x represents the amount of money Johnnie needs.
The goal in algebra is always to find the unknown represented by the letter.
What is an equation?