Select one of the methods to determine the roots of the equation 5x^2 + 2x + 15 = 4x^2 + 13x - 15
verify the roots and show all steps
6 years ago
5x2+2x+15=4x2+13x-15
Move all the terms one 1 side of the equation, we get:
5x2-4x2+2x-13x+15+15=0
x2-11x+30=0
x2-5x-6x+30=0
x(x-5)-6(x-5)=0
(x-5)(x-6)=0
(x-5)=0 OR (x-6)=0
The roots of the equation 5x2+2x+15=4x2+13x-15 are: x=5 OR x=6
The roots are
6 years ago
Answered By Victor S
5x2+2x+15=4x2+13x-15
Move all the terms one 1 side of the equation, we get:
5x2-4x2+2x-13x+15+15=0
x2-11x+30=0
x2-5x-6x+30=0
x(x-5)-6(x-5)=0
(x-5)(x-6)=0
(x-5)=0 OR (x-6)=0
The roots of the equation 5x2+2x+15=4x2+13x-15 are: x=5 OR x=6
The roots are