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MATH / If x+y=12 and x−y=8, what is the value of 2x−xy?

Problem

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problem

x+y=12

and

x-y=8

, what is the value of

2x-xy

Plain-text mathematical notation (without MathML)

If x+y=12 and x−y=8, what is the value of 2x−xy?

Original LaTeX notation

If $x+y=12$ and $x-y=8$, what is the value of $2x-xy$?

level

Level 1

type

Algebra

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task_id: e1f64c2e-e81d-5bb4-b182-aaf6052489aa
task_key: algebra--test--e1f64c2e-e81d-5bb4-b182-aaf6052489aa
task_revision_id: 2
config / split: algebra / test

Official source

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