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Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class


Ex 2.1, 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 Check:- LHS = RHS Hence verified

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.