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slava [35]
2 years ago
11

I’m stuck on this question

Mathematics
2 answers:
DochEvi [55]2 years ago
6 0

Answer A = x

Step-by-step explanation:

it hasnt given you anything for a so its a expression X = anything since its a expression just put x since u dont know any information

Minchanka [31]2 years ago
4 0

Answer:

a = 21 or -21

Step-by-step explanation:

Either   a/7 = 3          meaning a = 21

<u> OR </u>    a/7 = -3         meaning a = -21

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