Mid-Topic 5 FLASHCARD

Front

What is the simplified version of the expression 32x + 8 – 34x?

Back

-2x + 8

Front

Which of the following sets of terms does NOT include like terms? 1) 9m, -9m, 7m 2) 1p, -7p, 7p 3) 30, -25, 25 4) 6x, 6y, 6z

Back

6x, 6y, 6z

Front

If Brooke purchased shoes for x dollars and Benji's shoes cost 20% more, which expression represents Benji's shoes?

Back

1.2x or x + 0.2x

Front

Simplify the expression: 28r - 9(2r + 6)

Back

10r - 54

Front

Which students wrote equivalent expressions? Jayden: -(6r - 3), Fabian: -2(3r - 1), Leah: 3(-2r + 1)

Back

Jayden and Leah

Front

What are like terms in algebra?

Back

Terms that have the same variable raised to the same power.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, distributing a term across a sum.

Front

How do you combine like terms?

Back

Add or subtract the coefficients of terms that have the same variable.

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by combining like terms and applying operations.

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents an unknown value.