onetheophaneia onetheophaneia

18-01-2022
Mathematics

contestada

Which expression is equivalent to 2m + 3m + 3(2m + 4) ?

A. 15m

B. 14

C. 11m + 12

D. 7m + 7

Respuesta :

aayu0302 aayu0302

18-01-2022

Answer:

11m + 12

Step-by-step explanation:

2m + 3m + 3(2m + 4)

=> 5m + 3(2m + 4)

=> 5m + 3(2m) + 3(4)

=> 5m + 6m + 12

=> 11m + 12

Answer Link

Ajstudyz Ajstudyz

18-01-2022

Answer: 11m+12
Explanation: expand brackets
3(2m+4)= 3*2m=6m 3*4=12
new equation is:2m+3m+6m+12
Collect like terms: 2m+3m+6m=11m
Hence:11m+12

Answer Link

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