Algebra Answers

Which point represnts -6.5 on a number line

1/2 multiply by 2 1/10

If my year is 13 then after 3 years what is my age

10.Mebel Factory Manager knows that it costs $ 2200 per 100 chairs and $ 4800 per 300 chairs.
(a) Express the cost as a function of the number of chairs to produce. In doing so, consider the function linear.
(b) Find the slope of the graph. What does this mean?
(c) Find the value of intersecting the y-axis and explain what it means.

9.On weekends, when a market manager selling old items buys $ x from a unit unit, the area that he can rent is based on his previous experience with the equation y = 200 - 4x.
(a) Draw a graph of this linear function. (Note that renting a unit area and the size of rentable space cannot be negative.)
(b) In this case, find the slope of the graph, the intersection of the x-axis and the y-axis.

8.If the adult drug dose is D (mg), pharmacists use the formula c = 0.0417D (a + 1) to determine the appropriate dose c for an older child. Suppose an adult dose is 200 mg.
Find the slope of the graph of (a) c. What does this mean?
(b) What is the dosage for the newborn baby?

The graphs of functions f, g are given. Find the values ​​of (a) f (−4) and f (3).
What value of (b) has f (x) = g (x)?
(c) Find the approximate solution of the equation f (x) = −1.
(d) In what interval does f decrease?
(e) Find the determinable range of the function f and the range of values.
(f) Find the range and the range of values ​​of the function g.

there are 75 rows of mango trees with 25 trees in each row. approximately, how many mango trees are there?

If 3x=3y=3z and x+y+z=27√29

Then √x²+y²+z²=???

The students in the cooking club brought sugar to class. They each brought 3, 4, 5, 3, and 5 cups of sugar, respectively. They divided the sugar evenly so that each student received the same number of cups of sugar. How many cups of sugar did each student get?