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4x^2=36x-87
We move all terms to the left:
4x^2-(36x-87)=0
We get rid of parentheses
4x^2-36x+87=0
a = 4; b = -36; c = +87;
Δ = b2-4ac
Δ = -362-4·4·87
Δ = -96
Delta is less than zero, so there is no solution for the equation
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