Respuesta :
Answer:
c is 93
Step-by-step explanation:
work backwards to get c
100 + 13= 113
113-20= 93
so your answer is 93
20-13 is 7 so c + 7 = 100. 100-7 is 93, so therefore c = 93! Hope this helps.
Answer:
c is 93
Step-by-step explanation:
work backwards to get c
100 + 13= 113
113-20= 93
so your answer is 93