Ответы на вопрос:
1)6*x+8=14+30 6*х+8=44 6*х=44-8 6*х=36 х=36: 6 х=6 2)5*(x+4)-43=17 5*(х+4)=17+43 5*(х+4)=60 х+4=60: 5 х+4=12 х=12-4 х=8 20+4*x=524*х=52-204*х=32х=32: 4х=8
6х + 8 = 14 + 30 6х = 44 - 8 6х = 36 х = 6 5*( x + 4) - 43 = 17 5x + 20 - 43 = 17 5x = 17 + 23 5x = 40 x = 8 20 + 4x = 52 4x = 32 x = 8
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