# Variable

Find variable P:

PP plus P x P plus P = 160

PP plus P x P plus P = 160

**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Evaluation of expressions

If a^{2}-3a+1=0, find (i)a^{2}+1/a^{2}(ii) a^{3}+1/a^{3} - Square root 2

If the square root of 3m^{2}+22 and -x = 0, and x=7, what is m? - Quadratic equation

Find the roots of the quadratic equation: 3x^{2}-4x + (-4) = 0. - Variation equation

Solve combinatorics equation: V(2, x+8)=72 - Reciprocal equation 2

Solve this equation: x + 5/x - 6 = 4/11 - Roots

Determine the quadratic equation absolute coefficient q, that the equation has a real double root and the root x calculate: ? - Equation with abs value

How many solutions has the equation ? in the real numbers? - Discriminant

Determine the discriminant of the equation: ? - Equation

Equation ? has one root x_{1}= 8. Determine the coefficient b and the second root x_{2}. - Solve 3

Solve quadratic equation: (6n+1) (4n-1) = 3n^{2} - Quadratic equation

Quadratic equation ? has roots x_{1}= 80 and x_{2}= 78. Calculate the coefficients b and c. - Quadratic inequation

If 5x + x² > 100, then x is not - Cinema 4

In cinema are 1656 seats and in the last row are 105 seats , in each next row 3 seats less. How many are the total rows in cinema? - Tubes

Iron tubes in the warehouse are stored in layers so that each tube top layer fit into the gaps of the lower layer. How many layers are needed to deposit 100 tubes if top layer has 9 tubes? How many tubes are in bottom layer of tubes? - Combinations

How many elements can form six times more combinations fourth class than combination of the second class? - Men, women and children

On the trip went men, women and children in the ratio 2:3:5 by bus. Children pay 60 crowns and adults 150. How many women were on the bus when a bus was paid 4,200 crowns? - Theorem prove

We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?