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01-11-2019
Mathematics

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Simplify the expression -30 + d - 12 +6d

Respuesta :

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01-11-2019

Answer:

the answer is 7d - 42

Step-by-step explanation:

add like terms

-30 + (-12) = -42

6d + d = 7d

combine the two terms together

7d - 42(standard form) or -42 + 7d

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