1. Uzupełnij równania tak, aby otrzymać równania tożsamościowe:
a) 3(x +1/2) - 3 = x + 1/4 (.......... x - ..........)
b) 2(a - 5) + 3(a + 2) - 6 = ....... ( a - .......)
c) 2 - ( x + 3)
-------------- + 1/3 (x + 4) - 2/3x =1/3(...........)
3
......................................
/ - kreska ułamkowa
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a)
3(x +1/2) - 3 = x + 1/4 (.......... x - ..........)
3x +3/2 - 3 = x + 1/4(.....x - .....)
3x - 3/2 = x +1/4(.....x - .....)
x + 2x - 3/2 = x + 1/4( 8x - 6)
b) 2(a - 5) + 3(a + 2) - 6 = ....... ( a - .......)
2a - 10 + 3a + 6 - 6 = ....... ( a - .......)
5a - 10 = ........ ( a - .....)
5(a - 2) = ....5...(a - ....2...)
c) 2 - ( x + 3)
-------------- + 1/3 (x + 4) - 2/3x =1/3(...6 - 2x........)
3
2/3 - 1/3(x +3) + 1/3x + 4/3 - 2/3x = 1/3( .......)
2/3 - 1/3x - 1 + 1/3x + 4/3 - 2/3x = 1/3( ...... )
-2/3x + 6/3 = 1/3 (.... )
1/3( 6 - 2x) = 1/3 ( 6 - 2x)