Find the equilibrium price, Suppose an economy has four sectors, Agricultur...

Suppose an economy has four sectors, Agriculture (A), Energy (E), Manufacturing (M), and Transportation (T). Sector A sells 10% of its output to E and 25% to M and retains the rest

Writing Equivalent Ratios, John can drive his car 15 miles on 2 gallons. Ho...

John can drive his car 15 miles on 2 gallons. How many gallons of gas will john need to drive 195 miles?

Translating equations into problems, x-45=47

x-45=47

Dependent system example, Dependent system example Example: Solve the...

Dependent system example Example: Solve the given system of equations. 2x + 5 y = -1 -10x - 25 y = 5 Solution In this instance it looks like elimination would b

Sketch the graph of ellipses, Example:   Sketch the graph of ellipses.  ...

Example:   Sketch the graph of ellipses.                                  (x +2) 2 /9 + ( y - 4) 2 /25 =1 Solution So, the center of this ellipse is ( -2, 4) and as usua

Rational Equations, How do I do this?? x/x+1=x/2(x-4)

How do I do this?? x/x+1=x/2(x-4)

Who am I, my son is in middle school and his teacher pre-algebra teacher wa...

my son is in middle school and his teacher pre-algebra teacher wants him to write a summary on "who I am " about his self. summary about myself. I need your to know do have a any

Partial sums, 20 (4k+26) E k=1

20 (4k+26) E k=1

Two forms of the parabola, There are two forms of the parabola which we wil...

There are two forms of the parabola which we will be looking at. The first form will make graphing parabolas very simple.  Unluckily, most parabolas are not in this form.  The seco

Boolean,