write a rule for the sequence 8, -1,-10,-19
A. start with 8 and add -9 repeatedly
B. start with -9 and add 8 repeatedly
C. start with 8 and add 9 repeatedly
D. start with 8 and subtract -9 repeatedly

Question

write a rule for the sequence 8, -1,-10,-19
A. start with 8 and add -9 repeatedly
B. start with -9 and add 8 repeatedly
C. start with 8 and add 9 repeatedly
D. start with 8 and subtract -9 repeatedly

welshfella · Answer

Hint: the numbers are decreasing so theres a subtraction involved

welshfella · Answer

I didn't realise it but I've given you the answer!!

welshfella · Answer

are you there?

anonymous · Answer

a

anonymous · Answer

try doing each and remember that when subtracting a number that is negative the subtraction symbol becomes an addition symbol
-2-(-3) becomes -2+3=1
a different example 2-(-3) becomes 2+3=5