20a + 158 + 6c = 20 (6) +15(4) + 6(8) ? ? + ? 2 + ?

1 answer:

6 0

a=7/2-3/10

Step-by-step explanation:

20a +158+6c= 120+60+48

20a +158+6c=228

20a =228-158-6c

20a =70-6c

a= 7/2 - 3/10

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