Represent and Solve Multi Steps

A student's work is shown above.

Mark ALL the mistakes this student made from the choices below.

• Added -2 and 8 incorrectly

• Subtracted 6 when it should have been multiplication

• Added 8 before other steps

• Subtracted 3 instead of multiplying

• All work is correct

Tags

CCSS.7.NS.A.3

Marshaun wants to take four friends to a movie. He knows it costs $5.00 for a ticket and $3.50 for popcorn. Which of the following equations represent the cost if he pays for the movie and popcorn for all five people?

• 5(5) + 5(3.50)

• 5(5) + 3.50

• 5(5+3.50)

• 5 + 5 + 5 + 5 + 5 + 3.50 + 3.50 +3.50

Tags

CCSS.7.EE.B.3

A student's work is shown above.

Mark all the mistakes this student made from the choices below.

• Subtracted 3 before other steps.

• Divided before multiplying.

• Divided 2 by -2 incorrectly.

• Multiplied 1 by -1 incorrectly.

• No mistakes were made.

Tags

CCSS.7.NS.A.2C

What's the next step when following the standard algorithm?

• x 1

• 6 x 2

• 6 x 1

• x 2

Tags

CCSS.4.NBT.B.5

• –6x + 1 = 45

• –3(3x) = 45

• –6x – 3 = 45

• –6x = 44

Tags

CCSS.7.EE.B.4A

• 2

• -2

• 8

• 8

Tags

CCSS.8.EE.C.7B

• x=3

• x=2

• x=-2

• x=1

What is the value of t that satisfies the equation?

• 10
  

• 11

Tags

CCSS.8.EE.C.7B

• 0

• 1

• -1

• 4

• m=3

• m=-4

• m=-1

• All real numbers