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2x - 3x = - 8 - 15
-x = - 23
x = - 23 / -1
x = 23
2) 5x + 8 = x + 25
5x - x = - 8 + 25
4x = 17
x = 17 / 4
x = 4,25
itu ajahh dahh, capekk
2x-3x =-8-15
-x = -23
x = 23
2.5x+8 = x + 25
5x- x =25-8
4x = 17
x = 17/4 = 4.25
3.6x+3x-5 =-50
9x = -50 +5
9x = -45
x = -5
B
1.6x<8-4
6x <4
x < 4/6
x < 2/3
2.3x + 4 ≥2x -6
3x -2x ≥-6-4
x≥ - 10
3.2x +8 < 2 + 4x
8-2 <4x-2x
6 < 2x
3 <x
x>3