Find the maximum value of c=x+3y

+25 = x

step-by-step explanation:

here x is the hypotenuse of a right triangle whose legs are 7 and 24.   by the pythagorean theorem, 7² + 24² must equal x²:

x² = 49 + 576 = 625.   thus, x = +√625 = +25 = x

answer;

the correct answer

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have a nice day < 3

the answer is 40.

proof:

grace would use 12 apple slices