Can someone tell me the answer step by step​

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Reflect the point (7,0) across the y-axis