Math, asked by shrivastavhricha, 2 months ago

(i) 7(x-2) = 2 (2x-4)

(ii) 21 – 3 (x-7) = x + 20

Answers

Answered by kapoorparkhi12831

1

Answer:

1. 7x-14=4x-8

7x-4x=-8+14

3x=6

x=2

2.18(x-7)=x+20

18x-136=x+20

18x-x=20+136

17x=156

x=156/17

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