3 years ago

Answer please and thank you

Mathematics

2 answers:

Liono4ka [1.6K]3 years ago

6 0

Answer:

a=1

Step-by-step explanation:

suter [353]3 years ago

4 0

The answer is B. a=1
14a + 21 = 49 - 14a
28a + 21 = 49
28a = 28
a = 1

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