Question

14. 2^2+ + 5x = 5x + 50

Answer 1

Answer:

          x = -5   ∨   x = 5    

Step-by-step explanation:

$\bold{2x^2 + 5x= 5x +50}\\\\{}\ \ -5x\qquad -5x\\\\\bold{2x^2\ =\ 50}\\\\\div2\quad\ \ \div2\\\\\bold{x^2=25}\\\\\bold{x=5\quad\vee\quad x=-5}$