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Ex 2.3, 7 - Chapter 2 Class 8 Linear Equations in One Variable

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Ex 2.3, 7 - Solve x = 4/5 (x + 10) - Chapter 2 NCERT Maths - Teachoo

Ex 2.3, 7 - Chapter 2 Class 8 Linear Equations in One Variable - Part 2

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Ex 2.3, 7 Solve the following equations and check your results. x = 4/5 (x + 10) 𝑥 = 4/5 (𝑥+10) Multiplying both sides by 5 5𝑥=5×4/5 (𝑥+10) 5𝑥=4 (𝑥+10) 5𝑥=(4×𝑥)+(4×10) 5𝑥=4𝑥+40 5𝑥−4𝑥=40 𝒙=𝟒𝟎 L.H.S x = 40 R.H.S 4/5 (𝑥+10) = 4/5 (40+10) = 4/5 ×50=40 LHS = RHS Hence verified

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