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Course: High school math (India) > Unit 2

Lesson 4: Linear equations in two variables
Math
High school math (India)
Class 9
Linear equations in two variables
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Linear equations in two variables 4.1

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Problem

Write the given equation in the form of ax+by+c=0.
−2x+4y=7
a=−2
b=
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
c=
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi