Combining like terms and solving equations

Between which two consecutive whole numbers is √18 ?
Which whole number is it closer to? 
 
 
 
  .

• 17 and 18, closer to 18

• 4 and 5, closer to 4

• 17 and 18, closer to 17

• 4 and 5, closer to 5

Tags

CCSS.8.NS.A.2

Select all the true statements.

• You cannot compare the value of rational and irrational numbers.

• The closer together the numbers being compared, the more decimal places you need to use.

• All irrational numbers have some repeating pattern which can be used to compare them to rational numbers.

• Square roots can be compared and ordered by comparing and ordering the numbers underneath the radical symbol.

• You can compare irrational numbers using rational approximation.

Tags

CCSS.8.NS.A.2

Select all the true statements about the number √3,600.

• √3,600 is an irrational number.

• √3,600 is a rational number

• √3,600 is a perfect square

• √3,600 is a nonterminating, nonrepeating decimal.

• √3,600 is a whole number

Tags

CCSS.8.NS.A.1

Select all the statements that are true.

• π is irrational because π is a repeating decimal.

• √7 is irrational because 7 is not a perfect square.

• 7.1234… is irrational because it is a nonterminating, nonrepeating decimal.

• √7 is rational because 7 is not a perfect square.

• π is irrational because ππ is not a repeating decimal.

Tags

CCSS.8.NS.A.1

Is 7.787887888… a rational number?

• Yes; it has a pattern which is repeating.

• Yes; it has a pattern which is terminating.

• No; it has a pattern which is predictable, but nonrepeating.

• No; it has a pattern which is random and nonterminating.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

3x=33

• x=11

• x=99

• x=30

• x=36

Tags

CCSS.6.EE.B.7

Combine Like terms

15x - 5x +5

• 25X

• 15X

• 10X+5

Tags

CCSS.7.EE.A.1

Combine Like Terms.

2x + 3 -4x

• 6x +3

• 2x +3

• -2x +3

• 9x

Tags

CCSS.7.EE.A.1

Combine Like Terms

-x +3 -7x-1

• -8x +2

• -6x +4

• 12x

Tags

CCSS.7.EE.A.1

Distribute Terms

-5(x +2)

• 5x +10

• 10x

• -5x-10

Tags

CCSS.6.EE.A.3