What does x stand for in our project?, A. Number of students, B. Number of recycled lights , C. Amount of money, D. Number of books, If one light saves 5 watts, what is the math expression?, A. x + 5, B. 5x , C. x ÷ 5, D. 5 − x, If x = 5, how much energy is saved?, A. 10 watts, C. 25 watts ✅, B. 5 watts, D. 50 watts.

math

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

)
恢复自动保存：？