3x+3=x+4
5x+6=3x+2
8+1=4x+6
a)
3x-x=4-3
2x=1 /2
x=0,5
b)
5x-3x=2-6
2x=-4 /2
x=-2
c)
8+1-6=4x
3=4x /4
x=0,75
3x+3=x+4 /-x,-3 2x=1 x= 0,5
5x+6=3x+2 /-3x 2x=-4 x=-2
8+1=4x+6 /-6 3=4x x=3/4
Liczę na Naj :)
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a)
3x+3=x+4
3x-x=4-3
2x=1 /2
x=0,5
b)
5x+6=3x+2
5x-3x=2-6
2x=-4 /2
x=-2
c)
8+1=4x+6
8+1-6=4x
3=4x /4
x=0,75
3x+3=x+4 /-x,-3 2x=1 x= 0,5
5x+6=3x+2 /-3x 2x=-4 x=-2
8+1=4x+6 /-6 3=4x x=3/4
Liczę na Naj :)