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Solve the following set of equations. 3x + 2y = 5, 2x + 3y =6

This question is an example of simultaneous equations. It's very important to show your working on this question otherwise you won't get any marks, even if you get the right answer! All simultaneous quest...

Answered by Errol L. • Maths tutor

3549 Views

What is the Price Elasticity of Demand?

The price elasticity of demand (PED) measures the responsiveness of demand to a change in price. It is calculated by dividing the percentage change in quantity demand by the percentage change in price. Pr...

Answered by Jamie B. • Economics tutor

2050 Views

What is the difference between competitive and non competitive inhibitors?

Competitive inhibitors have a similar shape to the substrate and they compete with the substrate to bind to the enzymes active site. When they bind to the active site, they block the substrate from bindin...

Answered by Maria C. • Biology tutor

2112 Views

A particle of mass 5kg is acted upon by a force of 400N for a distance of 20m along the x axis. What is its final velocity if it is initally at rest?

The work done by a force on a particle is: Work done = Force x Displacement.The energy of a particle is given by the sum of its potential and kinetic energies.As the particle does not gain or lose any hei...

Answered by Luke T. • Physics tutor

1885 Views

After a trip to Spain you decided to write a travel article for your school magazine. What advice would you give to anyone who wants to go to Spain for a weekend break?

Primero, necesitas pensar en lo que quieres llevar en tu maleta. Yo diría que valga la pena mirar la previsión del tiempo. ¿Qué tiempo hace en la ciudad que visitas? ¿Hace calor o frío? Con esta decisión ...

Answered by Giovanna G. • Spanish tutor

1476 Views