Simplify: 3y(2y-7)-3(y-4) and find its value for y is equal to 1 with steps
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Step-by-step explanation:
given:3y(2y-7)-3(y-4) =1
6y²-21y-3y+12=1
6y²-24y+11=0
24±√576-264÷12
24±√312÷12
24±17.6635217326÷12
y=3.5, y=0.5
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