Question

Each week, Christian earns $x fixing bicycles and receives $10 as his allowance. To find how much he will earn in total over 2 weeks, Christian calculates : x + 10 + x + 10 What is another way Christian can calculate how much he will earn in total over the 2 weeks? Drag and drop the equivalent expression in the box.

x+10 2x+10 x+20 2(x+10)

Answer 1

The answer would be 2(x+10) because x+10 Is his earnings for 1 week, and so 2(x+10) Is his earnings for 2 weeks. this would simplify to 2x+20.