Hosea

i don't know im doing the same thing?

One year, China consumed 4 times as much energy as Brazil.Define a variable and write an expression for the amount of energy China used that year.I don't get the variable part and expression.

Yes, a + sign should b added to the Ag ion

there are 3 vowels and 6 consonant arrangements starting with vowel A =(7*6*5*4*3*2*1)*6 =30240 arrangements starting with vowel O = 302460 arrangements starting with vowel I =30240 : . total arrangements =30240+302460+30240 =90720 arrangements

a) Fnet=ma F-Ff=ma 720-320=400a 400=400a a=1 m.s^-2 x=vt+0.5at^2 x=(5)(6)+0.5(1)(6)^2 x=48 m b) W=Fxcos¤ =720*43*cos0 = 34560 J c)P=W/t =34560/6 =5760 W HOPE THAT HELPS

No