Przeształcanie wzorów.
a = ?
f = ?
x = ?
3x-5y=6
3x=6+5y /:3
x=2 + 5/2y
1/5a-6b=8c
1/5a=8c +6b /*5
a=40c + 30b
T=f*N /:N
f=T/N
2x-4y=6
2x=6+4y /:2
x=3 + 2y
(x+5y)/6=x /*6
x+5y=6x
x-6x=-5y
-5x=-5y /:(-5)
x=y
3x-5y=6x
6x= 3x-5y
1/5a - 6b= 8ca
a-30b=40ca
a=40ca+30b
T=f*N f=T/N
2x=6-4y
x+5y/6= x
5x=5y
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3x-5y=6
3x=6+5y /:3
x=2 + 5/2y
1/5a-6b=8c
1/5a=8c +6b /*5
a=40c + 30b
T=f*N /:N
f=T/N
2x-4y=6
2x=6+4y /:2
x=3 + 2y
(x+5y)/6=x /*6
x+5y=6x
x-6x=-5y
-5x=-5y /:(-5)
x=y
3x-5y=6x
6x= 3x-5y
1/5a - 6b= 8ca
a-30b=40ca
a=40ca+30b
T=f*N f=T/N
2x-4y=6
2x=6-4y
x+5y/6= x
x+5y=6x
5x=5y
x=y