Step-by-step explanation:
The answer is - 4
Because when you solve it
x2 - 16 = 0
x2 = 16
So we will square root it
x = - 4
One more thing don't you have the option x = 4
Answer:
3.2×10⁷ liters/week
72 hot dogs 144 sodas
Step-by-step explanation:2x+x=216 3x=216 x=72 72*2=144
