solve the following equation: x^2 - 7x -15 = 3
Rearrange the equation so x^2 - 7x -18 = 0, then simplify into (x-9)(x+2)=0 -> x=9 or x=-2
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All answers ▸Find the length of the hypotenuse of a right-angled triangle using i) Pythagoras Theorem ii) Trigonometry. The triangle has sides of lengths 3cm and 4cm and an acute angle of 30 degrees.
One apple costs 0.56p, if i wanted 12 Apples what would be my total?
Simplify fully:6y2 +7y - 6y - 4 - 3y2
One bag has 4y+2 counters in it and another has 6y-2 counters in it. The bags have the same number of counters in them. Calculate the value of y.