You should be able to find the maximum value of c by simply substituting the maximum values for x and y.
So we'll let x = -2 and y = 6.
The equation is is now as follows:
c = 5(-2) + 4(6)
c = -10 + 24
c = 14
Therefore the maximum value for c is 14.
<span>I'm guessing you are saying...
6, 12, 18, 24, 30, 36, 42, 48, 54, 60,
66, 72, 78, 84, 90, 96, 102, 108, 114, 120,
126, 132, 138, 144, 150, 156, 162, 168, 174, 180,
186, 192, 198, 204, 210, 216, 222, 228, 234, 240,
246, 252, 258, 264, 270, 276, 282, 288, 294, 300,
306, 312, 318, 324, 330, 336, 342, 348, 354, 360,
366, 372, 378, 384, 390, 396, 402, 408, 414, 420,
426, 432, 438, 444, 450, 456, 462, 468, 474, 480,
486, 492, 498, 504, 510, 516, 522, 528, 534, 540,
546, 552, 558, 564, 570, 576, 582, 588, 594, 600
Hope this helps ;)</span>
