Question

X+3,5=-3,8
-x+3,4=-1,6
-x-48=75

Answer 1

$x + 3.5 = - 3.8 \\ x = - 7.3 \\ \\ - x + 3.4 = - 1.6 \\ x = 5 \\ \\ - x - 48 = 75 \\ x = - 123$

Answer 2

х+3.5=-3.8

х= -3.8-3.5

х = -7.3

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-х+3.4=-1.6

-х=-1.6-3.4

-х=-5

х=5

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-х-48=75

-х=75+48

-х=123

х=-123

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