Question

If two angles 3x - 18 and 5x - 2 are supplement to each other, find x.​

Answer 1

Step-by-step explanation:

the sum of the supplementary angles is 180°

3x-18+5x-2 = 180

8x-20 = 180

8x=180-20

8x=160

x = 20°

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Answer 2

(3x-18)+(5x-2)=180

3x-18+5x-2=180

8x-20=180

8x=180+20

8x=200

x=200/8

x=25

Ans=25

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