The answer is - 8x^2y+6xy
Answer:
-2x +4 = 20
Step-by-step explanation:
given

by making x the subject, you need to subtract 4 from 20
thus


and also you need to divide through by -2


Answer:
-5
Step-by-step explanation:
Hope it helps.......................................
Angle = 36 degrees =

=

now, radius = 10 cm
so arc = radius x angle = 10 x pi/5 = 2pi = 6.28 cm
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