What should be added to 4 a to get 7 a -3 b -3 -A- 3 b-3 a-3B- 3 a-6 b-3C- 3 a-3 b-3D- 3 a-3 b-3

The correct option is D 3a 3b + 3 nbsp; ...

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Addition and Subtraction of Algebraic Expression

What should b...

Question

What should be added to 4a to get 7a - 3b + 3?

3a - 6b - 3

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3b - 3a - 3

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3a + 3b + 3

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3a - 3b + 3

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2 a + 6 b - 3 (a + 3 b)^{2}

2 a + 6 b - 3 (a + 3 b)^{2}

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= (a + 3 b) {\begin{matrix} 2 - 3 (a + 3 b) \end{matrix}} [T a k i n g (a + 3 b) c o m m o n]

= (a + 3 b) (2 - 3 a - 9 b)

∣ ∣ ∣ ∣ \begin{matrix} a & a + b & a + b + c 2 a & 3 a + 2 b & 4 a + 3 b + 2 c 3 a & 6 a + 3 b & 10 a + 6 b + 3 a \end{matrix} ∣ ∣ ∣ ∣ = a^{3}

∣ ∣ ∣ ∣ \begin{matrix} a & a + b & a + b + c 2 a & 3 a + 2 b & 4 a + 3 b + 2 c 3 a & 6 a + 3 b & 10 a + 6 b + 3 c \end{matrix} ∣ ∣ ∣ ∣ = a^{3}

∣ ∣ ∣ ∣ \begin{matrix} a & a + b & a + b + c 2 a & 3 a + 2 b & 4 a + 3 b + 2 c 3 a & 6 a + 3 b & 10 a + 6 b + 3 c \end{matrix} ∣ ∣ ∣ ∣

$3 a - [4 a - ¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯ 3 a - 5 b - 3$ { $2 a - (3 a - ¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯ 2 a - 3 b)$ } $]$ equals

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