Total number of balls = 12 + 7 = 19
p(first ball is a red) = 7/19
Answer: 7/19
Answer:
x = -8
Step-by-step explanation:
5(x - 1) = -45
5x - 5 = -45
add 5 to each side of the equation:
5x = -40
divide both sides by 5:
x = -8
At least 150...they have 90...they need at least 60....
closed circle on 60, shaded to the right
x + 4 = 7.8
x = 7.8 - 4
x = 3.8
8 glasses per week = 8w
It's saying that the TV's width to height ratio is 16 to 9. I assume this as it is saying "width to height" implying a ratio.
(15/23)/(6/7) = (15/23)*(7/6)
(15*7)/(23*6)
105/138
<span>=> 35/46</span>