Respuesta :

Answer:

Add 3x to both sides of the equation.

5x²+7+3x+3x=0

Add 3x and 3x .

5x²+7+6x=0

To write a polynomial in standard form, simplify and then arrange the terms in descending order.

ax²+bx+c=0 Move 7.

5x²+6x+7=0

Step-by-step explanation: