155k views
4 votes
Como se resuelve esto? 5x²+15=60

1 Answer

6 votes

\begin{gathered} 5x^2+15\text{ = 60} \\ 5x^2=60-15 \\ 5x^2=45 \\ x^2=(45)/(5) \\ x^2=9 \\ x=\sqrt[]{9\text{ }}=\pm3 \end{gathered}

x = 3 or -3

User Jenis Patel
by
8.2k points

Related questions

1 answer
4 votes
52.6k views
asked Oct 7, 2023 101k views
Idali asked Oct 7, 2023
by Idali
8.4k points
1 answer
1 vote
101k views
asked May 12, 2022 175k views
Sardorek Aminjonov asked May 12, 2022
by Sardorek Aminjonov
8.5k points
1 answer
24 votes
175k views