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5x + y = 21x - 3y = 9First, multiply the equation one by 3 so we can cancel out the y's.15x + 3y = 63 (we've now multiplied this by 3)x - 3y = 9Now we can add the two equations together, thus adding 3 and...
They are a group of cells responsible for the production and release of hormones that are used in the regulation of glucose in the blood
Throughout the play Romeo and Juliet Shakespeare presents love as an ever-present force which controls and guides the names-sake of the play. From the very start, Romeo and Juliet’s love is prono...
In resting axons, the inside of the cell is more negative than the outside of the cell. This potential difference has a value of -60 to -70mV and is very important in the transmission of impulses. This po...
Factorise using a suitable method (eg product and sum) to find (6x-4)(x+2) = 0Hence x = 4/6 and x = -2.
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