Complete the equivalent equation for – 7x - 60 = x2 + 10x.
(x+ (x+ EO
What are the solutions of -7x-60 = 2 + 10x?
.X

Respuesta :

Answer:

Equivalent equation: [tex]x^{2} +17x +60=0[/tex]

Solution: x = {-12, -5}

Step-by-step explanation:

[tex]-7x-60=x^{2} +10x\\x^{2} +10x+7x +60=0\\x^{2} +17x +60=0\\x^{2} +12x+5x +60=0\\x(x+12)+5(x+12)=0\\(x+12)(x+5)=0\\x+12=0\: or \: x+5=0\\x=-12\: or \: x=-5\\x=-12,\:-5\\[/tex]