Translating Equations

5 less than a number is 15.

• x - 5 = 15
• 5 - x = 15
• 15 - x = 5

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.EE.A.2

CCSS.6.EE.B.5

Two more than 4 times a number is -18.

• 4x + 2 = -18
• 2x + 4 = -18
• 18 = 4x +2

Tags

CCSS.HSA.CED.A.3

Twice a number is 24.

• 2n = 24
• 2/n = 24
• 2 + n = 24
• 2 - n = 24

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.EE.A.2

CCSS.6.EE.B.5

What is the difference between an expression and equation?

• Expressions have an equal sign and equations do not have an equal sign
• Expressions do not have an equal sign and equations do have an equal sign
• There is not a difference
• Expressions do not have variables and equations have variables

Tags

CCSS.6.EE.A.2B

Translate: two times the sum of a number and five 

• 2 + y + 5
• 2y + 5 
• 2(y + 5)
• 2 - y + 5

Tags

CCSS.6.EE.A.2A

A number tripled subtracted from 60 is the same as 21.

• 3c − 60 = 21
• 60 − 3 = 21c
• 60 − 3c = 21
• c(60 − 3) = 21

Tags

CCSS.HSA.CED.A.3

Five less than twice a number is equivalent to thirty.

• 5x - 2 = 30

• x - 5 = 30

• 2x - 5 = 30

• 5 - 2x = 30

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.EE.A.2

Eight less than three times a number is equivalent to thirty four.

• 3x - 8 = 34

• 8x - 3 = 34

• 8 - 3x = 34

• 8 - x = 34

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

One and a half times a number increased by nine is equal to twenty one.

• (1/2)x + 9 = 21

• 1.5x + 9 = 21

• x + 9 = 21

• 1.5x - 9 = 21

Tags

CCSS.7.EE.B.4A

Sixteen more than five times a number is fifty six.

• 5x + 56 = 16

• 16x + 5 = 56

• 5x + 16 = 56

• 5x - 16 = 56

Tags

CCSS.7.EE.B.4A