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In order to solve this set of simultaneous equations, we will rearrange each equation to use substitution. The aim of this problem is to find out what the value of x and y is. Let's rearrange equation ...

A quadratic equation is an equation of the form y = ax² + bx + c where a, b and c are constants (for example 5, -2 or 0). To "solve&qu...

The DNA molecule is found within the nucleus of the cell, organised into chromosomes. In humans, there are 46 chromosomes. The DNA molecule consists of organic bases joined by sugars and phosphate mole...

After the First so called Constitutional Settlement in 27BC where Augustus was given his name and attempted to return powers on account of his ill health, the Senate had ipso facto give...

Examples of physiological problems and the adaptations of plants: 

1. Body support. As organisms in water face lower pressure than in air, algae did not need to have composite body part...