Rozwiąż równania:
a)(-5x+2)*2=4*(2x+1)
b) x+3 = 3+x
3
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a) (-5x+2)*2=4*(2x+1) -10x + 4 = 8x + 4-10x - 8x = 4 - 4-18x = 0 /:(-18)x = 0
b) (x+3)/3 = 3+x /*3x + 3 = 9 + 3xx - 3x = 9 - 3-2x = 6 /:(-2)x = -3
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a) (-5x+2)*2=4*(2x+1)
-10x + 4 = 8x + 4
-10x - 8x = 4 - 4
-18x = 0 /:(-18)
x = 0
b) (x+3)/3 = 3+x /*3
x + 3 = 9 + 3x
x - 3x = 9 - 3
-2x = 6 /:(-2)
x = -3