Topic

Substitution

Practice related MCQ quizzes and improve step by step.

Practice by Education Level

Quizzes in Substitution

对于规则 y = x + 0,当 x = -2 时,y 是多少?

  • 1
  • -2
  • 0
  • -1
Correct answer(s):
  • -2

哪个点在规则 y = 1x + -4 上?

  • (-2, -7)
  • (-7, -3)
  • (-3, -7)
  • (-3, -6)
Correct answer(s):
  • (-3, -7)

当 b = 2 时,方程 6b + 1 = 13 成立吗?

  • 正确
  • 错误
Correct answer(s):
  • 正确

当 r = 8 时,方程 3r + 1 = 27 成立吗?

  • 正确
  • 错误
Correct answer(s):
  • 错误

当 r = 12 时,求代数式 r² – 10 的值。

  • 149
  • 139
  • 124
  • 134
Correct answer(s):
  • 134