rozwiąż równanie :
a) -8(5 - 2x)= 3 (x - 1/2)
a). -40 + 16x = 3x - 1,5
16x - 3x = -1,5 + 40
13x = 38,5 / 13
x = 385/130
x = 77/26
x = 2 25/26
-8(5- 2x)= 3(x- 1/2)
-40 +16 x= 3x- 1,5
-40 +1,5=16x - 3x
-38,5=13x / 13
2,96= x
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a). -40 + 16x = 3x - 1,5
16x - 3x = -1,5 + 40
13x = 38,5 / 13
x = 385/130
x = 77/26
x = 2 25/26
-8(5- 2x)= 3(x- 1/2)
-40 +16 x= 3x- 1,5
-40 +1,5=16x - 3x
-38,5=13x / 13
2,96= x