Combining Like Terms and Algebraic Expressions

Simplify by combining like terms:

2x + 1 + 7x

• 10x

• 10

• 9x + 1

• 9 + 1x

Sebastian has 12 more trophies than Megan. Megan has t trophies.
Write your answer as an expression.

• t + 12

• 12 + t

• t - 12

• 12 - t

Sarah received $55, for her birthday. She used some of that money to buy 3 shirts priced at m dollars each. How much money does Sarah have left?
Write your answer as an expression.

• 55 - 3m

• 3m + 55

• 55 + 3 + m

• 55m - 3

What are the terms in the expression?
-4x + 6y - 2

• -4x, 6y, -2

• x, y

• 4x, 6y

• -2

How many terms are in the expression?
-4 + 6y + 10x + 3a

• 4

• 3

• 5

• 2

Rewrite the expression by combining like terms.
3xy + 8x² + 4y + 2y – 5x²

• 3x² + 3xy + 6y

• 6y² + 2xy + 2x

• 7x² + 35x

• 3x² + 6y + y

What are the coefficients in the expression?
-4x + 6y - 2

• -4x, 6y, -2

• x, y

• 4x, 6y

• -4, 6

What are the terms in the expression?
4 + 16v

• 4, 16v

• 4

• v

• +16

Which expression contains exactly 3 terms?

• 5 + 6xy

• 9 + 4t

• 8 + 2y - 5x

• 24xy

What are the like terms in the following expression? 4x² - 3x - 2x

• -3x, -2x

• 3x, 2x

• -3x, 2x

• All the terms in the expression are similar.