nfredrick01 nfredrick01

22-02-2021
Mathematics

contestada

3/4(12a+8)=31.2 someone please help me solve this:)

Respuesta :

dcheru112 dcheru112

22-02-2021

Answer:

2.8

Step-by-step explanation:

31.2×4/3

12a+8 = 41.6

12a=33.6

a= 2.8

Answer Link

22-02-2021

Answer:

answer is 2.8

Step-by-step explanation:

3/4=0.75

0.75x12=9

0.75x8=6

9a+6=31.2

subtract 6 from both sides

9a=25.2

divide both sides by 9

a=2.8

Answer Link

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