Answer:negative case : 2.5x - 6.8 = -12.9
positive case : 2.5 - 6.8 = 12.9
step 2 : 6.8
step 3 : dividing by 2.5
step 4 : x = 7.88
Step-by-step explanation:
Answer:
3:20 OR 3 g : 20 g
600 g to 4 kg
= 600 g to 4000 g
= 6 g to 40 g
= 6:40
= 3:20
j=3+25, here's the equation
J=28
