Question

an angle is 20° more than three times the given angle.if the angle are supplementary,the angels are

Answer 1

Answer:

Step-by-step explanation:

(20+3x)+x=180 given

20+3x+x=180

20+4x=180

4x=160

x=40 degree

so the first angle of this question has a degree of 40

and the second angle has 180-40=160

or 3x+20=3*40+20=120+40=160 degree

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