Pre Calculus

Question

Rewrite the given parametric equations in Cartesian form: x(t)=4-t   y(t)=3t+2

a) y=14-3x

b) y=3x+2

c) y=x+4

d) y=4-x

Answer 1

Michael, if we substitute x(t) into y(t), we get y = 3(4 - x) + 2 = 12 - 3x + 2 = 14 - 3x, so your answer is a.