VAJA za A, B skupino z rešitvami
VAJA za A, B skupino z rešitvami
VAJA za A, B skupino z rešitvami
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1. Reši enačbe:a) 6x - 5 = 4x + 33x – 7 = 5x – 155x + 4 = 8x + 13VAJE ENAČBEb) 5x – 6 - 2x = 7 – 3x +57y - 5 = - 7 + 4y -36x - 5 = 4x + 3c) 2(x - 4) = x -23( 5 + 2x) = - 3( x +6)* 8 = 32 xč) (4 – 5x) + (10 + 6x) = 54 + (2x – 7 ) = x - (19 – 4x)3x - 2(x - 2) = 5x + (2x - 8)d)x x 52 4 42x3x3 5x 242x31e)x 42x 33233x42
2. Reši enačbe: REŠITVEa)6x - 5 = 4x + 33x – 7 = 5x – 15b) 5x – 6 - 2x = 7 – 3x +57y - 5 = - 7 + 4y -36x - 5 = 4x + 35x + 4 = 8x + 132x=3, y= -2 ,x= 4 , x=4, x= -33x 4,č) (4 – 5x) + (10 + 6x) = 5 d)x 21x= -11, x=-5 , x=2 3 42x x 54 + (2x – 7 ) = x - (19 – 4x) 2 4 43x - 2(x - 2) = 5x + (2x - 8)2x3xx3 5 31x=132,x=1 32,c) 2(x - 4) = x -23( 5 + 2x) = - 3( x +6)* 8 = 32 xx = 6 , x = -3 , x =1e)x 42x 33x=51,3233x4x2115x =6
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