Math, asked by shreyaprisha95, 19 days ago

solve by trial and error method

a) 5x + 7 = 17

b) 3 (n-5) = 21

Answers

Answered by FarsanaShereen

1

Answer:

a) 5x+7=17

= 17-7=10

= 5x=10

= x=10/5=2

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