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Introduction to Algebraic Expressions

Add:i 𝑎+𝑏 a...

Question

Add:
(i) 𝑎+𝑏 and 2𝑎+3𝑏

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Solution

Step: Find the value of 𝑎 + 𝑏 + 2𝑎 + 3𝑏
We need to add (𝑎+𝑏) and (2𝑎+3𝑏)
= (𝑎+𝑏)+(2𝑎+3𝑏)
= 𝑎+2𝑎+𝑏+3𝑏
= (1+2)𝑎+(1+3)𝑏
= 3𝑎+4𝑏
Hence, the answer is 𝟑𝒂+𝟒𝒃.

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