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Any 3 of:Melting iceMelting ice causes sea levels to rise, which could flood coastal habitats forever, losing the land and associated biodiversity.Changes to the way sea ice...

The perimeter of the rectangle can be found using 3x+6+3x+6+2x-5+2x-5=10x+2We know from the question the perimeter equals 22cm.10x+2=22We can subtract 2 from both sides10x=20Divide through by 10 and we ge...

we would draw a tree diagram to show this.
4 consecutive days means everyday except friday, or everyday except monday.
this would be 2(0.3x0.3x0.3x0.3x0.7)

One cause of a shift in the supply curve to the right could be a decrease in costs of production. If a firm has lower costs of production, such as labour, it will be able to supply more of a product at an...

1. Turn x-y=6 into y=6+x.2) Insert y=6+x into 2x+y=18; get 2x+6+x=183) Turn the latter equation into 3x=18- 6=124) Divide 12 by 3 to get x=45) Insert x=4 into y=6+x into y=106) Conclude with x=4 and y=...