-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 ^^
Answer:
I cant see the question its very blurry
Step-by-step explanation:
132 cm
pie = 22/7
42 times 22/7 = 132cm
