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How do you work out the old price of an item having been given the new price after a specified percentage change?

These problems can be worked out using the equation:
new = old x multiplier

Where:
new: is the new price of an item
old

RT
Answered by Rachael T. Maths tutor
29240 Views

How do you go about rearranging equations where the required subject appears on both sides? Such as making x the subject of 7x + a = 3x + b.

To rearrange any equation, you must always do the same to both sides.
If you take a number from one side, you must also take it from the other. If you divide a side by one number you must divide ...

RT
Answered by Rachael T. Maths tutor
22081 Views

A guanine is swapped for a thymine in a gene sequence. Explain how this may alter the function of the protein it translates.

The alteration in the nucleotide sequence of the gene may result in a change in the amino acid sequence of the protein during translation. Each set of three RNA nucleotides (anticodon) is recognised by...

MD
Answered by Matthew D. Biology tutor
4106 Views

How do I form the subjunctive?

The subjunctive in French can be really hard to get your head around - particularly as it's something we're not really used to in English! But luckily, forming the subjunctive is actually a really simp...

HW
Answered by Hannah W. French tutor
3300 Views

Describe how plants react to the environmental factor of Light

One environmental factor which has an effect on a plant is light.

The stems of a plant grow towards the light, and roots grow away from the light. 

We call ...

EA
Answered by Ellie A. Biology tutor
2635 Views

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