Question

check weather 7+3x is a factor of 3xsquare+7x​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

$3x + 7 = 0$

$x = \frac{ - 7}{3}$

$putting \: value \: of \: x \: in \: given \: equ.$

$3( { \frac{ - 7}{3} }) ^{2} + 7( \frac{ - 7}{3})$

$3( \frac{49}{9}) - \frac{49}{ 3}$

$\frac{49}{3} - \frac{49}{3}$

$= 0$

$yes \: it \: is \: solution \: of \: equation$