Respuesta :

Answer:

31

Step-by-step explanation:

sum of the bordering angles is 180° so

(5x-16) + (x+10) = 180

5x - 16 + x + 10 = 180

6x - 6 = 180

6x = 186

x = 186 ÷ 6

x = 31

Answer:

The answer is x=31.

5x-16+x+10=180

6x-6=180

6x=186

x=31

Then, 5(31)-16=

155-16= 139

Also, x+10=

31+10=41

Solution check:

139+41=180, so x=31 is correct.

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