Which of the following equations is correct?

5x + 2x = 6x

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3xy + 2x = 5xy

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6x + 3x + 7x = 16x

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4x + 6y = 4xy

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Solution

The correct option is C 6x + 3x + 7x = 16x
6x + 3x + 7x = 16x

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Similar questions

$\frac{F i r s t m o n o m i a l \to}{S e c o n d m o n o m i a l ↓}$	$2 x$	$- 5 y$	$3 x^{2}$	$- 4 x y$	$7 x^{2} y$	$- 9 x^{2} y^{2}$
$2 x$	$4 x^{2}$	.....	.....	.....	.....	.....
$- 5 y$	.....	.....	$- 15 x^{2} y$	.....	.....	.....
$3 x^{2}$	.....	.....	.....	.....	.....	.....
$- 4 x y$	.....	.....	.....	.....	.....	.....
$7 x^{2} y$	.....	.....	.....	.....	.....	.....
$- 9 x^{2} y^{2}$	.....	.....	.....	.....	.....	.....

Solve the following systems of equations:

$\frac{1}{7 x} + \frac{1}{6 y} = 3$

$\frac{1}{2 x} - \frac{1}{3 y} = 5$

5 x - 6 y + 4 z = 15

7 x + 4 y - 3 z = 19

2 x + y + 6 z = 46

2 (x - 5) + 3 (x - 2) = 8 + 7 (x - 4)

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