Unit 1 Retake Variable Substitution

Work out the value of the expression when a = 3, b = 4 and c = 5.

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Tags

CCSS.6.EE.A.2C

Work out the value of the expression when x = 3, y = – 2 and z = – 4.
y + x – z     

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Tags

CCSS.6.EE.A.1

If a = 4 and b = 6, what is the value of 3a + 5b?

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CCSS.6.EE.A.2

CCSS.6.EE.B.6

Evaluate 7y - 3y for y=2

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Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Work out the value of the following expressions when a = 3, b = 4 and c = 5.
3ab

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Tags

CCSS.6.EE.A.2C

 $Evaluate\ m-n-n,\ if\ m=4\ and\ n=1$  

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Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

 $p+q\div6$  use p=4 and q=6

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Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.NS.B.2

6-(x-y); use x=1 and y=1

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Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

y+x+z; use x=6 , y=4 and z=-2

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Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

Simplify: 15w - 3n + 4m

when w = 2, n = (-7), m = 3

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• The answer is not here.

Tags

CCSS.6.EE.A.2C