Translate the following words into an expression: Three less than "x"

A. 3 - x
B. x - 3
C. -x - 3
D. -x + 3

X= 49; x = 4step 1: foilstep 2: equal both to 0step 3: find x individually

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.