Math, asked by sheethalm, 4 months ago

if (x-20) degree (x+40) degree are supplementary the value of x

Answers

Answered by safi39

0

Answer:

(x-20)+(x+40) = 90

x+x-20+40 = 90

2x + 20 = 90

2x. = 90 - 20

2x. = 70

x. = 70/2

x. = 35

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