Expand and simplify (2x + 4)(3x - 5).
6x^2 - 10x + 12x - 20
6x^2 + 2x - 20
DS
Related Maths GCSE answers
All answers ▸The perimeter of a right angled triangle is 72cm. The length of its sides are in the ratio 3:4:5. Work out the area of the triangle.
Solve the simultaneous equations.
Sketch the curve y=4-(x+3)^2, showing the points where the curve crosses the x-axis and any minimum or maximum points.
Find the point of intersection between two lines y=2x+4 and 2y+3x=1: