The check is, of course, 17 - 7 = 10.
X-7 =10
+7 +7
x=17
+7 +7
x=17
Is 17/7 a rational number
3X 5/2 -6 = 0
X - 7 = 10 is easy. Just add 7 to each side and you've solved for X.
What is the range of y=-x+3 if the domain is{-2,0,2,4} a {3} b {-1,1,3,5} c 1,3,5 d {1,3,5,7}