Rozwiąż równania: a) -5+x=10 x-34=-354x=3x-5 b) 64+2x=44+x 3-x=-2x 4+3x=2+2x
a) -5+x=10x = 15b) x-34=-35x = -1c) 4x=3x-5 x = -5d) 64+2x=44+xx = -20e) 3-x=-2xx = -3f) 4+3x=2+2xx = -2
a) -5+x=10 /+5
x=10+5
x=15
x-34=-35 /+34
x=-35+34
x=-1
4x=3x-5 /-3x
4x-3x=-5
x=-5
b) 64+2x=44+x /-x
64+2x-x=44 /-64
x=44-64
x=-20
3-x=-2x /+x
3=-x /*(-1)
x=-3
4+3x=2+2x /-2x
4+x=2 /-4
x=2-4
x=-2
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a) -5+x=10
x = 15
b) x-34=-35
x = -1
c) 4x=3x-5
x = -5
d) 64+2x=44+x
x = -20
e) 3-x=-2x
x = -3
f) 4+3x=2+2x
x = -2
a) -5+x=10 /+5
x=10+5
x=15
x-34=-35 /+34
x=-35+34
x=-1
4x=3x-5 /-3x
4x-3x=-5
x=-5
b) 64+2x=44+x /-x
64+2x-x=44 /-64
x=44-64
x=-20
3-x=-2x /+x
3=-x /*(-1)
x=-3
4+3x=2+2x /-2x
4+x=2 /-4
x=2-4
x=-2