Question

find the sum of (3x+4)& (x+5)​

Answer 1

Step-by-step explanation:

(3x+4)+(x+5)

3x(x+5)+4(x+5)

3x²+15+4x+15

3x²+30+4x

Answer 2

ANSWER✔

$\sf\dashrightarrow (3x+4)+ (x+5)$

$\sf\implies 3x+x+4+5$

$\sf\implies 4x+9$

$\large{\boxed{\bf{\star\:\: 4x+9\:\:\star }}}$

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