Answer:
x=16
Step-by-step explanation:
4x - 4 + 0.5x + 32 = 4.5x + 28°
4.5x+28=180° - 80°
We move all terms to the left:
4.5x+28-(100)=0
We add all the numbers together, and all the variables
4.5x-72=0
We move all terms containing x to the left, all other terms to the right
4.5x=72
x=72/4.5
x=16
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-Chetan K
