Answer:
the top one
Step-by-step explanation:
the only y one with negative 2
the answer will be 16x
1 gallon 16x as constant variable
Answer:
C) 189.5
Step-by-step explanation:
Add all the numbers together then divide by 4.
X^2 - 14x + 42 = 0
x^2 - 14x = -42
x^2 - 14x + 49 = 49 - 42
(x - 7)^2 = 7
x - 7 = (+-) sqrt 7
x = 7 (+-) sqrt 7
solutions are : x = 7 + sqrt 7 and x = 7 - sqrt 7
