Answer:
a) 7z³+2z²-2z+1
b)2x²+3x-8
Step-by-step explanation:
a) (7z³+4z-1)+(2z²-6z+2)
7z³+2z²-2z+1
b) (5x²-2x-1)-(3x²-5x+7)
5x²-2x-1-3x²+5x-7
2x²+3x-8
<span>The interest of $1,832.00 the principle of $16,000 for 206 days user the ordinary interest methods to determine the rate. I=Prt 1,832=16,000*206/360*r 1,832=9,155.555556*r r=1,832/9,155.555556 r=0.20 = 20% The rate of the interest is -----------> 20%. </span>
Answer:
30
Step-by-step explanation:
Answer:
48
Step-by-step explanation:
66*2=132
180-132=48