Ellen spent half of her allowance going to the movies. she washed the family car and earned 7 dollars. what is her weekly allowance if she ended with 14 dollars?

14 - 7 = 7 *2 = 14 for the weekly allowance 

If she eared 7 dollers from washing a car and ended with 14 than she had 7 as her weekly alouence.

The skating rink rented 872 pairs of skates during april and may.why? : if the skating rink rented three times the pair of skates in april during may, they rented 654 skates. 218 x 3 = 654then, if they want to know how many they rented during both april and may, then you just add 654 (may) and 218 (april) to give you 872 pairs of skates for both months.654 + 218 = 872hope this !