Combining Like Terms Quizizz

Presentation

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Mathematics

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9th - 12th Grade

•

Practice Problem

•

Medium

•

CCSS

7.EE.A.1, 6.EE.A.2B

Standards-aligned

Vanessa Wright-Greene

Used 5+ times

FREE Resource

11 Slides • 21 Questions

Expression

An expression contains numbers, variables, and operation symbols...NO EQUAL SIGN

Terms

Multiple Choice

The following expression contains how many terms?

$-3x+y-2-5x$

Variable

A letter that stands for an unknown number.

VARIABLE TERM refers to the entire term that contains the variable (Ex: -8x)

When there is no number in front of the variable, there is a 1 there. (Ex: y is the same as 1y)

Multiple Select

In the following expression, what are the variable terms:

$2x-3+6y-1$

-3

-1

Coefficient

Multiple Select

Which of the following are coefficients in this problem?

$-2-5a+1-6b^2$

-2

-5

-6

Constant

A number NOT connected to a variable.

Always include the sign before it .

Constants can be whole numbers, decimals, or fractions.

All constants are like-terms!

Multiple Choice

A constant term has ______.

no exponents

no variables

no numbers

no letters

Multiple Select

What are the constants in the following problem?

$2b^2+1-6a+4.2$

-6

4.2

Like-Terms

Multiple Select

Which of the following are examples of like-terms?

$3b\ \&\ b$

$6x^2\ \&\ 6x$

$3\ \&\ 4.5$

$6xy\ \&\ 6x^2y$

Multiple Choice

Simplify this expression by combining the like-terms:

$2x+7-4x$

$5x$

$-2x$

$-2x+7$

$-13x$

How many bottles of water do you have?

How many burgers did you order?

How many bags of doritos did you get?

w= water

b=burger

d=doritos

Therefore we have 3w+2b+1d

Combining Like Terms

Use the signs in front of the terms.

Only terms that share the same variable (raised to the same power) can be combined.

Always ADD the terms together but remember to look at the signs before it!

Multiple Choice

Simplify the expression by combining like-terms:

$-3y+1+9y-4$

$3y$

$6y-3$

$12y+3$

Multiple Choice

Simplify the expression by combining like-terms:

$b+3b+7$

$3b^2+7$

$3b+7$

$4b+7$

Multiple Choice

Simplify by combining like terms:

7b-3b+4f

10b+4f

$8b$

$4b-4f$

$4b+4f$

Multiple Choice

Simplify by combining like terms:

4t-t+3

$4t-4$

$5t+3$

$3t+3$

$5t-3$

Multiple Choice

Simplify by combining like terms:

8x+4x-3-3

$6x$

$4x-6$

$12x-6$

Multiple Choice

Simplify by combining like terms:

7x+2y+9x+8

$18xy+8$

$16x+2y+8$

$9xy+9x+8$

$16x+10y$

Multiple Choice

Simplify by combining like terms:

7f+8g+4f+3f+6f+2g

$20f+11g$

$21f+10g$

$20f+10g$

$22f+10g$

Multiple Choice

Simplify by combining like terms:

9x+7y+4x-11y+10x-8x

$15x-3y$

$15x-4y$

$16x-4y$

$15x-5y$

Multiple Choice

Simplify by combining like terms:

12x-15y-18x+17y+20x

$14x+y$

$14x+2y$

$14x+3y$

$15x+2y$

Multiple Choice

Simplify by combining like terms:

3g+3h+3+2g+8

$5g+3h+11$

$8gh+11$

$6g+5h+8$

$6g+2h+11$

Multiple Choice

True or False:
u³and u² are like terms.

True

False

Multiple Choice

Which one is the variable?
3w + 2w - (-7w)

Multiple Choice

What is the coefficient in the following expression?
5x - 9

-9

Multiple Choice

3x-5x

-2x

15x²

Expression

An expression contains numbers, variables, and operation symbols...NO EQUAL SIGN

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