SOLUTION: Solve the following radical equation: I am not sure how to type the square root symbol so I will use the letter "R" "R"(11x+3) +4x=18 I came up with no solution but I am n

Question 593147: Solve the following radical equation:
I am not sure how to type the square root symbol so I will use the letter "R"
"R"(11x+3) +4x=18
I came up with no solution but I am not sure if it is correct.
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!

square both sides

Find the roots of the equation by quadratic formula

a= 16 , b= -155 , c= 321

b^2-4ac= 24025 + -20544
b^2-4ac= 3481

x1=( 155 + 59 )/ 32
x1= 6.69
x2=( 155 -59 ) / 32
x2= 3.00

(6.69 OR 3)

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