1) 6 + E = 24 ? a) E=12 b) E= 18 c) E = 6 2) j - 20 = 7 a) j = 27 b) j = 13 c) j = 7 3) 8 ÷ H = 4 a) H = 4 b) H = 2 c) H = 8 4) 9n = 54 a) n = 7 b) n = 5 c) n = 6

Equations

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？