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CBSE Class 9 Answered

Which of the following equations are linear equations in two variables and which are not? i) 2x+5=0 ii) 5x+6y=3z iii) 5x2-3y²+4=0 iv) 4y = 7
Asked by vikas1399singh | 29 Sep, 2023, 20:40: PM
answered-by-expert Expert Answer
i) 2x+5=0 -- linear equation in one variable
ii) 5x+6y=3z -- linear equation in two variables
iii) 5x2-3y²+4=0 -- not a linear equation
iv) 4y = 7 -- linear equation in one variable
Answered by Arun | 30 Sep, 2023, 09:47: AM

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