Equation (1)

Equation (2)

Get y alone in equation (1)

Insert y in equation (2)

Answer:
Step-by-step explanation:
The two rules are :-
15 - 10(n - 1)
25 - 10n
<span>-3|15 - s| + 2s^3 when s = -3 is
</span>-3|15 - (-3)| + 2(-3)^3 = <span>-3|15 + 3| + 2(-27) = </span><span>-3|18| + (-54) = -3(18) - 54 = -54 - 54 = -108</span>
Answer:
d
Step-by-step explanation:
40.71428571428571
If you want you can round it