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2 years ago

7

3a+2b=17, b = 4a -30

2 answers:

Alchen [17]2 years ago

6 0

Answer:

3a+2b=17

soln

3a+2b=17

3a+2b-2b=17-2b

3a=17-2b

3a/3=17/3-2b/3

a=17-2b/3

Murljashka [212]2 years ago

6 0

Hope it helps !!!!!!!

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