25+r2=4r

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Solution for 25+r2=4r equation:



25+r2=4r
We move all terms to the left:
25+r2-(4r)=0
We add all the numbers together, and all the variables
r^2-4r+25=0
a = 1; b = -4; c = +25;
Δ = b2-4ac
Δ = -42-4·1·25
Δ = -84
Delta is less than zero, so there is no solution for the equation

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