Rozwiąż równanie
a. 5/x = 4
b. -7/x-1=8
c.5x+4/2x-1=3
d.4x-2/3-2x=1/2
DZIĘKUJĘ !
5=4x
x=5/4
-7=8x-8
-7+8=8x
1=8x
x=1/8
5x+4=6x-3
5x-6x=-3-4
-x=-7
x=7
8x-4=3-2x
8x+2x=3+4
10x=7
x=7/10
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a. 5/x = 4
5=4x
x=5/4
b. -7/x-1=8
-7=8x-8
-7+8=8x
1=8x
x=1/8
c.5x+4/2x-1=3
5x+4=6x-3
5x-6x=-3-4
-x=-7
x=7
d.4x-2/3-2x=1/2
8x-4=3-2x
8x+2x=3+4
10x=7
x=7/10