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solve 6(x + 4) = 2x -4

The first step is to expand the brackets on the left hand side, you can either use the arrow method or the box method for this. This gives you: 6x + 24 = 2x - 4 Then you want to gather all the x's onto the s...
MB
Answered by Martha B. • Maths tutor
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Can you explain the Boston matrix to me?

The Boston matrix is a model used by companies to display their product portfolio. The Boston matrix is split into four ways of classifying products. First there are stars these are products which have high ...
RH
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How do you translate: "Je suis allé en Bretagne pendant le mois d'aout" ?

The first word of the sentence is "je": that is a pronoun. I will ask the student to find out the equivalent in English and give him the answer if needed. "Je" in French means "I&quo...
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Answered by Audrey L. • French tutor
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Line AB has equation 6x + y - 4 = 1. AB is perpendicular to the line y = mx + 1, find m.

First, we have to know that if 2 lines are perpendicular, the product of their gradients is -1. Next, we have to express the 2 equations in similar ways by rearranging them and making y the common subject. T...
JR
Answered by Jack R. • Maths tutor
4023 Views

What is the definition of osmosis? How is it different from diffusion?

Osmosis is the net movement of water molecules from a high water potential to a low water potential through a semi-permeable membrane. It is different from diffusion as it is through a semi-permeable membran...
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Answered by Coral B. • Biology tutor
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