Answer:
729
Step-by-step explanation:
729 emails
The pattern is to multiply by 3
3*3 = 9
9*3 = 27
27*3 = 81
81*3 = 243
If the pattern continues, Martin will sent on monday:
243*3 = 729
The answer is p^2+3p-10
x = 5q - 15
103
simplify to 81 + 27 - 5