Answer:
Apply them sequentially.
Step-by-step explanation:
The store would apply the discounts sequentially because it gives less of a discount compared to if they did it all at once.
Answer:
To complete the square the equation would be 2(x+4)^2-29
Answer:
x + 6x+10 + x+2 = 180
x = 21
Step-by-step explanation:
The sum of the angles of a triangle add to 180 degrees
x + 6x+10 + x+2 = 180
Combine like terms
8x + 12 = 180
Subtract 12 from each side
8x+12-12 = 180-12
8x =168
Divide each side by 8
8x/8 = 168/8
x =21
Answer:
2 times. (2.0727272727)
Step-by-step explanation:
Proportion: 
Cross-multiply. 1 x 57 = 57. 27.5 x X = 27.5X
Get X by itself. 57 / 27.5 = x = 2.072727...
About two times.
Answer:
x=6
Step-by-step explanation:
x is the geometric mean of 3 and 12.
3 · 12 = x²
x=6