Write an algebraic expression for each quantity using the given variable.The second angle of a triangle is triple the first. The third angle of the triangle is smaller than the first. Use the letter x.

Question

A. x = first angle;
3x = second angle;
x + 38 = third angle
B. x = first angle;
3x = second angle;
38 - x = third angle
C. x = first angle;
3x = second angle;
x - 38 = third angle
D. x = first angle;
x - 38 = second angle;
3x = third angle

Answer 1

Answer: C