Tuesday

September 27, 2016
Total # Posts: 6

**MATH help ty**

Solve the system using substitution. y = 4x − 5 y = 2x + 1 A. (−2, −3) B. (1, 3) C. (−2, −13) D. (3, 7)

*January 5, 2016*

**Math (Help) thx!**

Solve the system using elimination. −7x + 15y = 95 7x − 15y = 115 A. (7,935) B. (935,7) C. (15,1313) D. no solution

*January 5, 2016*

**math**

Hi You have to divide 18.4/4.5 and you get the answer. If u don't round it is: 4.08 miles per hour If you do round it would be: 4.1 miles per hour Simple!

*January 4, 2016*

**math**

help me solve: find x in cos^2x - 2 sinx cosx - sin^2x = 0

*January 12, 2013*

**trignometry**

tanx=1/1,tany=1/3 then cos2x=sin2y

*December 28, 2012*

**chemistry**

What is the bond order of the C-O bond in acetone? a). 4 b). 1.5 c). 0.5 d). 1 e). 2

*December 1, 2010*

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