12 is the answer because you subtract 8 from 20
6(x+5)² + 5(x+5)-4 = 0
(x+5)(x+5) = x(x+5)+5(x+5) = x² + 5x + 5x + 25 = x² + 10x + 25
6(x²+10x+25) + 5(x+5) - 4 = 0
6x² + 60x + 150 + 5x + 25 - 4 = 0
6x² + 60x + 5x + 150 + 25 - 4 = 0
6x² + 65x + 171 = 0
<span>u = (x + 5)</span>
Answer:
393.6
Step-by-step explanation:
1 minute=60 seconds
60 seconds x 2 meters= 120 meters
3.28 feet x 120 meters=393.6
9/32
1/3
1/9
7/18
7/20
5/44
Still in fractions?
