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Evaluate the expression 2x-xy if x= -1/2 and y=8
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5 votes
Evaluate the expression 2x-xy if x= -1/2 and y=8

User Bernie Wong
by
5.8k points

2 Answers

5 votes

Answer:

3

Explanation:

2x-xy

2(x)-(x)(y)

2(-1/2)-(-1/2)(8)

-1 - (-4)

-1 + 4

3

User Anshulkatta
by
5.5k points
5 votes

Answer:

3

Explanation:

2x-xy

Let x = -1/2 and y = 8

2(-1/2) - (-1/2)(8)

Multiply

-1 - (-4)

Subtracting a negative is like adding

-1+4

Add

3

User Hans Yulian
by
5.2k points
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