Question

решите уравнение 17•(3x-16)=85. 3•(8x+51) =201. (19x+62):15=13

Answer 1

17•(3x-16)=85
51x - 272 = 85
51x = 85 +272
51x = 357
x = 7


3•(8x+51) =201
24x + 153 = 201
24x = 201-153
24x = 48
x=2

(19x+62):15=13 I *15
19x +62 = 13*15
19x + 62 = 195
19x = 133
x=7