26x = 156
Divide both sides of the equation by 26 to find the value of x:
x = 6
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38 = 26x - 7x 38 = 19x (38/19) = x 2 = x
12*13=156
x2+26x = 68 Completing the square: (x+13)2-169-68 = 0 (x+13)2-237 = 0 x+13 = -/+ sq rt 237 x = -13-/+ sq rt 237
y=2x/6 26=2x/6 26x6=156. 156/2=78. x=78
There are 3 feet in 1 yard, so 156 yards equals 156 x 3 feet, which is 468 feet.