1) Say which of the following are equations and which of them are expressions Find the solution for each of the equations, by the trial and error method. (1) 3x - 8 (iii) x - 2 = 8 (v) 6x (vi) 4p + 3 (viii) 2q + 3 (vii) 9a = 18 (ix) 9 - x = 0
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Mathematics NCERT Grade 7, Chapter 4: Simple equations- The beginning of the chapter is given in a very interesting way. It starts by citing a mind-reading game. A little recap of pre-known knowledge about the chapter is given in the chapter. Here the discussion is basically on how a statement is converted into an expression followed by an equation using variables.
The first portion of the chapter discusses the following topic:
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Step-by-step explanation:
3x- 8
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