kaylakay1118
contestada

I keep getting this answer wrong and I only have 3 attempts and I have one more left, I need someone to give me the answer an explain what I was doing wrong

I keep getting this answer wrong and I only have 3 attempts and I have one more left I need someone to give me the answer an explain what I was doing wrong class=

Respuesta :

joshuochieng99

Answer:

92

Step-by-step explanation:

angle a and b add up to 180 degrees

4x-20+2x+8=180

add like terms

6x+12=180

x=28

then substitute to get 92

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