YOU MUST BE DREAMING: "In one hand I have an idea, in the other, I have an obstacle. Which one grabs your attention?"-Henry Park
1 answer:
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Answer:
x = 31/3
Step-by-step explanation:
4x+8+2x+20=90
4x+2x+8+20=90
4x+2x+8+20=90
6x+28=90
6x+28-28=90-28
6x=62
x = 31/3
