15+5−10+3= 15+5-10+3= 15+5−10+3=
To solve 15+5−10+3 15+5-10+3 15+5−10+3:
Start with the first operation: 15+5=20 15 + 5 = 20 15+5=20.
Next, subtract 10: 20−10=10 20 - 10 = 10 20−10=10.
Finally, add 3: 10+3=13 10 + 3 = 13 10+3=13.
So, the correct answer is 13 13 13.
13