Answer:
Step-by-step explanation:
We are given the following in the question:
where p gives the profit.
We want to keep the profit positive, thus
Thus, x should lie between 40 and 110 so that the profit is always positive.
Answer:
y=-1x+3
y-2=3(x-1)
Step-by-step explanation:
Slope: -1
y-intercept: 3
Equalities will have the words "is" or "equals" or "the same as" in the wording. These produce a unique solution.
Inequalities have phrases like "at most" or "at least" or "no more than" in them. Solutions are a range of values, ranging between 2 values, or from a particular value to positive or negative infinity.
Answer:
13/52
Explanation:
There are 13 heart cards in a 52 deck of cards.
Answer:
Step-by-step explanation:
1x+3y=17
x=2 y=5
-3x-2y=5
x=-3 y=-2