melinaangeles697 melinaangeles697

25-11-2020
Mathematics

contestada

what’s the value of x?

whats the value of x class=

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wegnerkolmp2741o wegnerkolmp2741o

25-11-2020

Answer:

x = -11

Step-by-step explanation:

The sum of the angles of a triangle add to 180

x+50 + 72+ x+80 = 180

Combine like terms

2x + 202 = 180

Subtract 202 from each side

2x+202-202 = 180-202

2x =-22

Divide each side by 2

2x/2 = -22/2

x = -11

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