16/80 = 0.2 = 20% have birthdays in the summer
Answer:
Should be A.
Step-by-step explanation:
idk how I got it tbh
Answer:
C: 4
Step-by-step explanation:
4x+3=6x-5
Add five to both sides
4x+8=6x
Subtract both sides by 4x
8=2x
Divide both sides by 2
X=4
Answer:
$146.58
Step-by-step explanation:
Price of 1 notebook: $3.49
Price of 40 notebooks: 40 * $3.49 = $139.60
Sales tax is 5% of $139.60: 5% * $139.60 = 0.05 * $139.60 = $6.98
Price of 40 notebooks plus sales tax: $139.60 + $6.98 = $146.58
Answer: $146.58
Answer: 1.5, -0.5
Step-by-step explanation:
4x2 + 4x -3 = 0
4x2 + 4x = 3
x2 + x = 3/4
