Subject

Algebra

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Quizzes in Algebra

把一个数 x 平均分给 5 名学生。每名学生得到 9。哪个方程能正确表示这种情况?

  • x/5 = 9
  • x – 5 = 9
  • x + 5 = 9
  • 5x = 9
Correct answer(s):
    • x/5 = 9


每包有 4 张贴纸。有 x 包,一共有 32 张贴纸。哪个方程能正确表示这种情况?

  • x – 4 = 32
  • x/4 = 32
  • 4x = 32
  • x + 4 = 32
Correct answer(s):
    • 4x = 32

一个盒子里有 x 颗弹珠。送出 5 颗后,还剩 2 颗弹珠。哪个方程能正确表示这种情况?

  • x – 5 = 2
  • 5x = 2
  • x + 5 = 2
  • x/5 = 2
Correct answer(s):
    • x - 5 = 2

丽娜有 x 支铅笔,又买了 3 支。现在她有 9 支铅笔。哪个方程能正确表示这种情况?

  • x + 3 = 12
  • x + 3 = 9
  • x – 3 = 9
  • 3x = 9
Correct answer(s):
    • x + 3 = 9