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Solve 4(x+3)=2x+8

First explain that to 'solve' means to find the value for 'x'. Then, using the rule of BIDMAS, explain that in order to simplify the process, the first step is to open up the brackets on the left hand sid...

Answered by Wayne Z. • Maths tutor

7922 Views

Qu'est-ce que tu as fait le weekend dernier ?

Je suis allé au parc. Mes amis sont venus avec moi. Il faisait froid. Nous sommes rentrés chez moi.Samedi matin, j'ai proposé à mes amis de passer l'après-midi dans le parc à coté de ma maison. Nous avons...

Answered by William M. • French tutor

5419 Views

0.04 moles of sulfur trioxide is placed in a flask (1.50dm^3) and allowed to reach equilibrium at 600 degrees. If 30% of the sulfur trioxide decomposes to sulfur dioxide and oxygen - what is the equilibrium constant?

The easiest way to start your answer is by writing out the equation for the reaction {2SO₃ (g) <-> 2SO₂ (g) + O₂ (g) } and considering what the equilibrium constant ...

Answered by Isobel W. • Chemistry tutor

2797 Views

What is the difference between 'ser' and 'estar'?

First of all, this is a great question and something which almost every English speaker struggles with when learning Spanish because we only use one verb to convey both uses of 'ser' and 'estar'. The main...

Answered by Kate H. • Spanish tutor

1789 Views