Question 273005: How do I find a root of the equation 2x^2-x-15=0 ALSO How do I find the x coordinate of the vertex for the quadratic equation x^2+6x+5=0 Thanks (: Found 2 solutions by stanbon, …

Question 920385: If 2^x = 15 and 15^y = 32, find xy Answer by mathsnight (4) (Show Source):

Welcome to Graphical Universal Mathematical Expression Simplifier and Algebra Solver (GUMESS). It solves most middle school algebra equations and simplifies expressions, and it SHOWS ALL WORK. …

Question 1209696: Find all positive integers n for which n^2 - 19n + 59 + n^2 + 4n - 31 is a perfect square. Answer by CPhill (2030) (Show Source):

Question 998545: The hypotenuse of a right triangle is 15 inches. One of the legs is 3 inches more than the other. Find the lengths of the two legs Found 2 solutions by ikleyn, fractalier:

Answers archive Click here to see ALL problems on Equations Question 61250: 5/2 x + 3 =1/2 x +15 Answer by DJ_Sammie (24) (Show Source):

2. the sides of a triangle are 8, 15 and 17 units. if each side is doubled, by how many square units will the area of the triangle increase? 1 Let the hyp = c and the other 2 sides a and b x^2= a^2 + b^2 …

Megan factored the expression 28x^2+x-15 as (4x-3) (7x+5). But when Jacob applied the FOIL principle and multiplied out (4x-3) (7x+5), he got 28x^2-x-15; thus, Megan’s solution does not appear to check. …

Lessons Answers archive Click here to see ALL problems on logarithm Question 526441: solve for x log x +log (x-15)=2 Answer by nerdybill (7384) (Show Source):

You can put this solution on YOUR website! Looking at the expression , we can see that the first coefficient is , the second coefficient is , and the last term is . Now multiply the first coefficient by the …