Mathematics
Junior High
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0 5 1จหน.จนหา?
2
อย) 1๑ม*-2 8796 621จอ
๑) 1929+25 -ๆห19 1551 929
Answers
4) 4x+4 = 2x-16
4x-2x = -16-4
2x = -20
x = -20/2 = -10 #
5) 8x+13 = 5x+28
3x = 15
x = 15/3 = 5 #
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