Respuesta :
Answer:
15
Step-by-step explanation:
➲ Solve
[tex]4+9=13\\13-\left(-2\right)\\-\left(-2\right)=+2\\13+2\\13+2=15[/tex]
Answer:
15
Step-by-step explanation:
➲ Solve
[tex]4+9=13\\13-\left(-2\right)\\-\left(-2\right)=+2\\13+2\\13+2=15[/tex]