18-03-2021
Mathematics

contestada

simplify the expression -2d + -2d - 9 + -9

Respuesta :

ebcourtney04 ebcourtney04

18-03-2021

Answer:

-4d-18

Step-by-step explanation:

Combine like terms:

-2d and -2d can combine since they have the same variable of d creating the term of -4d and -9 and -9 can combine to create -18. Put those together and you get the answer above.

Answer Link

kgreen0038 kgreen0038

18-03-2021

Answer:

-4d-18

Step-by-step explanation:

Answer Link

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