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Please be quick
Show that x^2+5x=3

Please be quick Show that x^2+5x=3-example-1
User Rivu
by
7.5k points

2 Answers

7 votes

Answer:


(-5 + √(37) )/(2)

Note:

Have no clue if its right

User Mady
by
8.1k points
5 votes

Answer:

see explanation

Explanation:

The area (A) of the rectangle = length × breadth, that is

A = BC × CA

= (x + 3)(x + 2) ← expand using FOIL

= x² + 5x + 6

Given that A = 9 , then

x² + 5x + 6 = 9 ( subtract 6 from both sides )

x² + 5x = 3 ← as required

User Ipalibowhyte
by
8.2k points

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