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How do I solve simultaenous equations? e.g. 2x -5y =11 and 3x+2y=7

Step 1: Multiply both equations together so that the multiples of one of the unknown terms are the same or the negative of that number. This will allow you to add/subtract the two equations to eliminate one ...
MK
Answered by Matthew K. • Maths tutor
3676 Views

Describe the key features of a velocity-time graph?

A velocity-time graph shows the speed and direction an object travels over a specific period of time. Velocity-time graphs are also called speed-time graphs. The vertical axis of a velocity-time graph is the...
AG
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What is the most efficient way to answer the SJT section?

Skim the read the question, picking out the key detail. Practice and practice so you are able to notice patterns and specific rules to follow
AG
Answered by Alexandria G. • UCAT tutor
1894 Views

Define a gene

The basic unit of genetic material inherited from our parents - it is a short section of DNA.
AG
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Define the standard enthalpy of formation

The standard enthalpy of formation of a substance is the enthalpy change when one mole of that substance is formed from the most stable allotropes of its elements in their standard states under standard cond...
AG
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