drakepurple123p6xw2i drakepurple123p6xw2i

20-04-2018
Mathematics

contestada

1. simplify the expression 3(21m+27)

A) 63m+81
B)63m+27
C)24m+30
D)21m+81
If someone can please help me with this other one it could help too!
2. What is the Product? 7 x (-3)
A)21
B)-21
C)4
D)10

Respuesta :

jgurevich jgurevich

20-04-2018

1 is A. You need to distribute the external values to everything in the parentheses.

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Аноним Аноним

20-04-2018

1. 3(21 + 27)
3 x 21 = 63 3 x 27 = 81
so..............
it together is
63 + 81 is the answer

2. 7 x (-3)
parenthesis means its not negative unless the negative symbol isnt on the outside
so the answer is
21

Hope this helps,
xXharleyquinn04Xx

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