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11-02-2021
Mathematics

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x = −3 y = 4 and z = −5

Work out the value of x + 2y − 3z

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Thorpe33 Thorpe33

11-02-2021

Answer:

20

Step-by-step explanation:

-3+ 2(4) - 3(-5)

= -3+ 8 + 15

=20

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