SOLUTION: A triangle has a base of (8x-11) centimeters, a height of (2x+3) centimeters, and a total area of 138 square centimeters. Find the centimeters. Find the numerical lengths of the ba

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: A triangle has a base of (8x-11) centimeters, a height of (2x+3) centimeters, and a total area of 138 square centimeters. Find the centimeters. Find the numerical lengths of the ba      Log On


   

Question 1071991: A triangle has a base of (8x-11) centimeters, a height of (2x+3) centimeters, and a total area of 138 square centimeters. Find the centimeters. Find the numerical lengths of the base and the height.
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
%281%2F2%29%288x-11%29%282x%2B3%29=138

Solve for x and evaluate base and height.

First couple of steps
16x%5E2-22x%2B24x-33-2%2A138=0
16x%5E2%2B2x-309=0
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