Pre-Algebra Test

What is the value of the expression below when z=7 and w=4?

4z+w

What is the value of the expression below when x=5?

4x−3x+4

Tags

CCSS.6.EE.A.2C

What is the value of the expression below when y=5 and z=6?

2y+5z

Tags

CCSS.6.EE.A.2C

Combine like terms.

x+2y+3+4-3y+y

Tags

CCSS.7.EE.A.1

Combine like terms.

2-4-3y+6x+1

Tags

CCSS.7.EE.A.1

Combine like terms.

-3x-4x-2y-3y-6-1

Tags

CCSS.7.EE.A.1

−4z+(−4z)=

Tags

CCSS.7.EE.A.1

−8z+(−2z)=

Tags

CCSS.7.EE.A.1

x+10x=

Tags

CCSS.7.EE.A.1

Write an equivalent expression by distributing the "−−" sign outside the parentheses:

−(5.7u+9)

Tags

CCSS.7.EE.A.1