3rd_Classwork for 12/17/24 & 12/18

Front

What is the inverse of subtraction?

Back

Addition is the inverse operation of subtraction.

Front

Solve: 14p - 8 = 22 + 20p

Back

p = -5

Front

Back

x = 2

Front

Use your calculator and scrap paper or whiteboard to solve the one step equations with negative numbers. Solve: 2x - 10 = -4

Back

x = 3

Front

Solve: 2(4x-3) - 8 = 4 + 2x

Back

x = 3

Front

What is the definition of a variable in algebra?

Back

A variable is a symbol used to represent an unknown value.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

What is a linear equation?

Back

A linear equation is an equation that makes a straight line when graphed.

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

What is the solution to the equation 3x + 5 = 20?

Back

x = 5.