Answer:
d=48/2.15
Step-by-step explanation:
hope it helps
easy peazy
-x ---------------- 1x
7y --------------- 12y
-12x^2 --------- 8x^2
a ----------------- -2a
6a^2------------ a^2
-5x^3 ---------- 15x^3
_____________________
you just have to match the terms which have the same power.
Hope it helps ^^
8793 attendees and your welcome tell me if I got it wrong please
Rewriting the formula in standard form would be x^2-8x+14=0
After it is fully simplified, it will be 5x+1-3y