Answer:
7
Step-by-step explanation:
3 combos
2 tacos
1 drink
3 combos × 2 taco = 6
6 is for the combos and tacos.
6 + 1 drink = 7
they have 7 altogether
163-x=-52
first subtract 163 and you get -215
now it looks like -x=-215
then the negative signs cancel out and its now x=215