unicornlover105 unicornlover105 14-09-2018 Mathematics contestada Help! 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? A: x + 10 B: 2x +10 C: x +20 D: 2(x + 10)