Answer:
Focus of a Parabola. A parabola is set of all points in a plane which are an equal distance away from a given point and given line. The point is called the focus of the parabola and the line is called the directrix. The focus lies on the axis of symmetry of the parabola.
Step-by-step explanation:
Answer:
Step-by-step explanation:
To figure out the unit rate, divide 5.12 by 128. You should get 0.04, which is the unit rate or cost per ounce. To figure out how much the 96 oz can should be, multiply $0.04 times 96.
Your answer should be $3.84.
Answer:
5d+4
Step-by-step explanation:
Hope it helps ;P
X = # 5 inch stones, y = # 10 inch stones
5x + 10y = 145
y = x + 1
5x + 10(x + 1) = 145
5x + 10x + 10 = 145
15x = 135
x = 135/15
x = 9 <=== 9 five inch stones
y = x + 1
y = 9 + 1
y = 10 <=== 10 ten inch stones