Vocabulary
Symbols used to represent unspecified numbers or values in algebra (x, y, q)
What are variables?
2x + 3 = 17
What is the original equation.
x + x + 2 + x + 4 = 48
What is 3x + 4 = 48?
2y - 5y - 8 what is the algebraic expression?
What is 2y - 5y - 8?
What are two types of integers tiles?
What is 1 and -1?
A part of an expression that may be a number, a variable, or a product or quotient of numbers and variables. 6x + 5x + 3X
What is a term?
Subtract each side: 2x + 3 = 17
What is 2x + 3 - 3 = 17 - 3?
x + x + 1 + 1+ 1+ 1+ 1+ 1+ 1+ 1 = 1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1
2x + 8 = 16
What is the variable in 2y - 5y - 8
What is y?
A zero pair is formed by?
What is +1-1?
Consists of one or more numbers and variables along with one or more arithmetic operations. t + 6 = 3
What is an algebraic expression?
Simplify: 2x + 3 = 17
What is 2x = 14?
-x + -x + -x + -1 + -1 + -1 = -1 + -1 + -1 + -1 + -1 +-1 +-1 +-1 + -1
-3x - 3 = -9
What is/are the coefficient in 2y - 5y - 8?
What are 2 and 5?
What is 2w + 2w called?
Like terms are represented by tiles that are the same shape and size.
What is diagram what is 10y: 10y + 7
What is coefficient?
Divide each side.
-x + -x = -1 + -1 + -1 + -1 + -1 +-1 +-1 + -1
-2x = -8
How many terms are in 2y - 5y - 8?
What is 3?
+ 1 tile
-1 tile
A zero pair is formed by pairing one positive tile and one negative tile of the same type.
Name one thing you already know about writing equations.
Equations always have an equal sign (=).
How to convert text into algebraic equations with variables and numbers. (Ex. green and black lines).
What is x = 7?
-x - 1 + 1 + 1 + 1 = -1 + -1 + -1 + -1 + -1 +-1
-x - 4 = -6
What do you know about 2y - 5y - 7?
What are 3 terms, 2 coefficients, and 2 variables?
x - 14 = 12
x -14 + 14 = 12 + 14
x = 26
What is using Properties of Equality to Solve One-Step Equations?