Answer:
-34b4
Step-by-step explanation:
Since the variables are the same b4, you just add the constants (-16 & -18).
Answer:
![(2x-4)^2-9 => 4(x-2)^2-9](https://tex.z-dn.net/?f=%282x-4%29%5E2-9%20%3D%3E%204%28x-2%29%5E2-9)
Step-by-step explanation:
![=> 4x^2-16x+7\\ =>(2x)^2-2*(2x)*(4)+7\\ =>(2x)^2-2*(2x)*(4)+(4)^2-(4)^2+7\\ =>(2x-4)^2-9\\ =>4(x-2)^2-9](https://tex.z-dn.net/?f=%3D%3E%204x%5E2-16x%2B7%5C%5C%20%3D%3E%282x%29%5E2-2%2A%282x%29%2A%284%29%2B7%5C%5C%20%3D%3E%282x%29%5E2-2%2A%282x%29%2A%284%29%2B%284%29%5E2-%284%29%5E2%2B7%5C%5C%20%3D%3E%282x-4%29%5E2-9%5C%5C%20%3D%3E4%28x-2%29%5E2-9)
Answer:
D. 587
Step-by-step explanation:
if the sales increase by 25% each day, then you can eliminate A, B, and C because they're not nearly enough. therefore it's D
Answer:
$1.500
Step-by-step explanation:
We use multiplying to solve this problem
Hourly payment : $15
Hours working per week : 25
weeks in a month : 4
$15 × 25 = $375 a week
4 × $375 = $1.500 a month