a) 3x-7=-15+5x
b) 2x+5=11
c)3(3x+2)+(x+2)=x
Rożwiąż równania dam naj odp
-2x=-8/:(-2)
x=4
2x=6/:2
x=3
9x+6+x+2=x
9x=-8/:9
x=-8/9
licze na naj ;d
a ) 3x - 7 = -15+5x
3x-5x=-15+7
-2x=-8/-2
b) 2x +5 = 11
2x= 11- 5
2x = 6 / 2
x= 3
c) 3(3x+2) + ( x+2)=x
9x + 6 + x+2 = x
10x -x = -8
9x = -8/9
x= - 8/9 ( - osiem dziewiątych )
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a) 3x-7=-15+5x
-2x=-8/:(-2)
x=4
b) 2x+5=11
2x=6/:2
x=3
c)3(3x+2)+(x+2)=x
9x+6+x+2=x
9x=-8/:9
x=-8/9
licze na naj ;d
a ) 3x - 7 = -15+5x
3x-5x=-15+7
-2x=-8/-2
x=4
b) 2x +5 = 11
2x= 11- 5
2x = 6 / 2
x= 3
c) 3(3x+2) + ( x+2)=x
9x + 6 + x+2 = x
10x -x = -8
9x = -8/9
x= - 8/9 ( - osiem dziewiątych )