x+4=5/16(4x+4)
问题描述:
x+4=5/16(4x+4)
答
x + 4 = (5 / 16)(4 x + 4)
x + 4 = (5 / 16)· 4(x + 1)
x + 4 = (5 / 4)(x + 1)
x + 4 = (5 / 4)x + 5 / 4
(1 / 4)x = 4 - 5 / 4
(1 / 4)x = 11 / 4
x = 11