X^2+14=9x a) x = 2, x = 7 b) x = 3, x = 5 c) x = −2, x = −7 d) x = −3, x = −5

X squared +14=9x
Square both sides and you get
X+14=3x subtract 14 from both sides
Z
X=3x-14 subtract 3x

-2x=-14 divide negative 2
X=7

3units/ 5 feet = 60 units/ 100 feet3 units/ 5 feet = 18 units/ 30 feetthe dimensions of the scale drawing are 60 units by 18 units.hope this !