100 seconds. The numbers on the left are seconds.
Answer:
b = 15
Step-by-step explanation:
Solve for b:
Cross multiply:
<span>nth term = 7n - 3
n = 1,2,3,4....</span>
Just add up all the sides
Step-by-step explanation:
put x = -6 in the equation.
= -6 ( -6). + 7 =. 36 + 7 = 43
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