Question

va rog ajutati-ma repede!la ex 3 punctele:e,i,f, si h.va rog cat de repede.aveti incercuit punctele in poza.daca pot dau coroana!

Answer 1

e) 13x=169
x=169:13
x=12

f)148-(2x+5)=3
2x+5=148-3
2x+5=145
2x=145-5
2x=140
x=140:2
x=70

h)2013:x=1
x=2013

i)2013:(x-2012)=2013
(x-2012)=2013:2013
x-2012=1
x=2012+1
x=2013

Answer 2

e..13x=169
x=169:13
x=13

f 148-(2x+5)=3
2x+5=148-3
2x+5=145
2x=145-5
2x=140
x=140:2
x=70

h 2013:x=1
x=2013•1
x=2013