Johnerojo28viz
Answered

. If the square of a number is added 2 times the number, the sum is
120. Find the number.​

Sagot :

Rudolphmviz

Answer:

The answer is 10 and -12 (you can check if you want) :)

Step-by-step explanation:

x²+2x=120

x²+2x-120=0

(x+12)(x-10)=0

x=-12 and x=10

Lavishinjiviz

Answer:

-12 or 10

Step-by-step explanation:

I hope it helps.

View image Lavishinji