Answer:
70,000,000,000,000,000,000,000
Step-by-step explanation:
1, 6, 11, 16, 21, 26, 31, 36, 41, 46, 51, 56, 61, 66, 71.
That would be:-
4x - 7 = x + 29
the solution:-
3x = 29 + 7
3x = 36
x = 12