Write in if-then form.
-$x = 8$ only if $2 x + 3 = 19$.
A) If $2 x + 3 = 19$, then $x = 8$.
B) If $x = 8$, then $2 x + 3 = 19$.
C) If $2 x + 3 \neq 19$, then $x = 8$.
D) If $x \neq 8$, then $2 x + 3 = 19$.

Question

Quizplus · Accepted Answer

The statement "x = 8 only if 2x + 3 = 19" means that for x to be 8, it is necessary that 2x + 3 equals 19. This is correctly rephrased as "If 2x + 3 = 19, then x = 8".

Write in If-Then Form x=8x = 8x=8 Only If 2x+3=192 x + 3 = 192x+3=19

Write in If-Then Form $x = 8$ Only If $2 x + 3 = 19$