Find the value if x is equal to 2 (ii) 3 (x + 2) + 5x – 7 & Simplify - Ex 10.2

Remove Ads

Transcript

Ex 10.2, 6 Simplify the expressions and find the value if x is equal to 2 (ii) 3 (x + 2) + 5x – 73(x + 2) + 5x – 7 = 3x + 6 + 5x – 7 = 8x – 1 Putting x = 2 = 8(2) – 1 = 16 – 1 = 15

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh is an IIT Kanpur graduate and has been teaching for 16+ years. At Teachoo, he breaks down Maths, Science and Computer Science into simple steps so students understand concepts deeply and score with confidence.

Many students prefer Teachoo Black for a smooth, ad-free learning experience.