Prealgebra Midterm

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Tags

CCSS.7.EE.A.1

-1 - (-15)

• 16

• -16

• 14

• -14

Tags

CCSS.7.NS.A.1C

Collect like terms: 
4y + 8d - 2y + 3d

• 11d + 6y

• 11d + 2y

• 6y + 5d

Tags

CCSS.7.EE.A.1

5a + 2a + 2a 

• 9a

• 8a

• 7a

Tags

CCSS.7.EE.A.1

Simplify    5(2 - 7n)

• 52 - 7n

• 10 - 7n

• 10 - 35n

• 10 + 35n

Tags

CCSS.6.EE.A.3

What is "the distance a number is from zero---always a positive number"?

• absolute value

• ratio

• proportion

• relation

Tags

CCSS.6.NS.C.7C

If the exponent is a positive number, ____________.

• you will get a larger number because you are multiplying

• you will get a smaller number because you are dividing

• you will get a larger number because you are dividing

• you will get a smaller number because you are multiplying

Tags

CCSS.8.EE.A.1

If the exponent is a negative number, _____________.

• you will get a larger number, because you are dividing

• you will get a smaller number, because you are dividing

• you will get a larger number because you are multiplying

• you will get a smaller number because you are multiplying

Tags

CCSS.8.EE.A.1

simplify   7/21

• 3

• 1/3

• 2/3

• 3/5

Simplify  6/42  to lowest terms.

• 2/5

• 7

• 1/7

• 3/21