Answer:
6
Step-by-step explanation:
(3x-5)+(2x-1)+(x+1) = 6x-5 = 31
6x = 36
x = 6
4/10 is 2/5 or 0.4 in decimal form.
Answer:
He runs 2.5 meters per second
Step-by-step explanation:
all you do is divide 75/30 and the answer is 2.5.
Answer:
-3, 4
Step-by-step explanation:
(x+3)(x-4)=0
Therefore, x + 3 = 0 and x - 4 = 0
so, x = -3 and x = 4
According to steam tables, steam produced from liquid water at 100 deg. C and standard atmospheric pressure (101.3 kPa) is 2257.0 kJ/kg.K.
Note : this value varies greatly with pressure and temperature.