Thursday

July 24, 2014

July 24, 2014

Posted by **John** on Thursday, April 22, 2010 at 11:07pm.

12-2(3y-2)(3y+2)-(2y+5)(2y+5)

Textbook Answer: -22y^2-20y-5

I don't know how to get that. Can someone show me the step by step process?

thank you very much.

- Math (URGENT) -
**jen**, Thursday, April 22, 2010 at 11:50pm12-2(9y^2-4)-(4y^2+20y+25)

12-18y^2+8-4y^2-20y-25

combine like terms

-22y^2-20Y-5

**Related Questions**

Chemistry (URGENT) - In order to analyze the waste water containing Co^2+ from a...

Algebra 1--Step-by-Step - Can someone show me how to solve these step-by-step? ...

Math (Calculus?) - [x^5(-3)(x^2+1)^-4(2x)]-(x^2+1)^-3(5)x^4] / (x^5)^2 Can ...

math - can someone show me how to simplify this complex fraction step by step. (...

Math - I'm studying to take a math placement exam and it has been a long time ...

Math - Hi, Could you please show me a step by step worked solution to this ...

MATH - sub 789 for x -2.5x^2 +2825x-115,812.5 having troubble undeerstanding the...

algebra - Can someone help me simplify this rational expression x^2-25 /x^2-3x-...

english! - Make sure you understand the topic(s) is a step in the research ...

math(algebra 1) - how do u answer this? please step by step *graph and check to ...