" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-7x=-x-4
-7x+x=-4
-6x=-4|:(-6)
x=2/3
b) 1-3x-88/7=5|*7
7-3x+88=35
-3x=35-95
-3x=-60|:(-3)
x=20
c)-x/2=3x-3+2x/4|*4
-2x=12x-3-2x
-12x=-3|:(-12)
x=1/4
d) 1-x+2/-4 -2/-3=x|*12
12-12x+24-24=12x
-24x=-12|:(-24)
x=1/2
Mam nadzieję, że pomogłam ;)