Given y = 3xy=3x, what is (0, ____) (-1,____) (7,____) ?
1 Answer
May 7, 2018
Explanation:
"to evaluate the y-coordinates substitute the given values"to evaluate the y-coordinates substitute the given values
"of x into "y=3xof x into y=3x
x=0rArry=3xx0=0to(0,0)x=0⇒y=3×0=0→(0,0)
x=-1rArry-3xx-1=-3to(-1,-3)x=−1⇒y−3×−1=−3→(−1,−3)
x=7rArry=3xx7=21to(7,21)x=7⇒y=3×7=21→(7,21)