solve simultaneous equations: 2x² + 3y² = 14 , x = 2y-3
x=1y=2
x= -29/11y=2/11
AG
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All answers ▸A fridge of height 2m and width 0.8m is tilted in a delivery van so that one edge rests on the edge of a table and another touches the ceiling, as shown in the diagram. The total height of the inside of the van is 1.5m. Find the height of the table.
Find the values of x: x^2 + 14x + 22 = 4x -2
How do you solve linear inequalities such as: 5x – 2 > 3x + 11
From factorising a^2-b^2 hence or otherwise simplify fully (x^2 + 4)^2 - (x^2-2)^2