Sunday

December 21, 2014

December 21, 2014

Posted by **kayla** on Thursday, July 12, 2007 at 5:13pm.

solve by completing the square

show steps plz :D

Add 4 to both sides. What is 1/2 of -9? Then square that, and add it to both sides.

Now, on the left, you have a perfect square.. (x-9/2). Take the square root of each side. Remember the right side will be +-.

**Answer this Question**

**Related Questions**

Math - urgent - When solving for x by completing the square as in the equation 3...

algrebra 2 - it is called completing the square here is the equation 4x^2-4x+1=9...

precal - how in the world do you solve this... 4cos^2x -3 =0 add three to both ...

I need help with algebra ASAP! - I'm in Algebra 1 this year and I really need ...

algebra - how do I do this Solve for x. 3x – 2y = 6 Add 2y to both sides and ...

science - rearrange this equation 2 make x the subect. 6y = 9 - 3x so first i ...

Inter. Algebra - I find it curious here: a - b=2 in this case, rationalize by ...

Algebra - Solve problem by showing necessary steps to resolve. 0.06q + 14 = 0.3q...

Math[Please Help] - Solve the inequality x > 6x - 10 and write a description ...

math - what does x= to 4-2x=7x+13 add two x to both sides 4=9x+13 subtract 13 ...