The missing marbles
Amira has 48 marbles. She gives some to her brother and then loses 7 marbles. She now has 29 marbles left.
How many marbles did she give to her brother?
Word Problem
A bridge is built across a river. One quarter of the bridge is over the left bank of the river and one third of the bridge is over the right bank. The river is 120 m wide. How long is the bridge?
Let x be the number of marbles she gave to her brother.
ReplyDeleteStart with:
48 - x - 7 = 29
Simplify:
41 - x = 29
Solve:
x = 12
Final Answer:
Amira gave 12 marbles to her brother.