Question

C + 20 - 13 = 100 im doing a test i need help

Answer 1

20-13 is 7 so c + 7 = 100. 100-7 is 93, so therefore c = 93! Hope this helps.

Answer 2

c is 93

Explanation:

work backwards to get c

100 + 13= 113

113-20= 93

so your answer is 93