Warm Up: Equivalent Expressions

Front

What is an equivalent expression for 6y + 22y + y?

Back

29y

Front

What does a variable represent in mathematics?

Back

An unknown value.

Front

How do you express: a number p increased by 48?

Back

p + 48

Front

What is the equivalent expression for 9 x 9 x 9 x 9 x 9?

Back

9^5

Front

How can you write 5^3 in another way?

Back

5 x 5 x 5

Front

What is the definition of an expression in mathematics?

Back

A combination of numbers, variables, and operators.

Front

What does it mean for two expressions to be equivalent?

Back

They have the same value for all values of the variables.

Front

What is the term for the number in front of a variable?

Back

Coefficient.

Front

How would you simplify the expression 3x + 4x?

Back

7x

Front

What is the result of 2(3 + 4)?

Back

14