How to find the gradient of a line?
The gradient, m, is the change in the y coordinates over the change in the x coordinates. M=(y2 - y1) / ( x2 - x1)
HW
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All answers ▸15 machines work at the same rate. Together, the 15 machines can complete an order in 8 hours. 3 of the machines break down after working for 6 hours. The other machines carry on working until the order is complete. In total, how many hours does EACH
Solve the simulaneous Equations: 5x + y = 21, x - 3y = 9
Solve 3x + 10 = 10(2x-5)
HIGHER TIER a) Factorise the following equation into two bracket form: 2x^2-5x-12. b)2x^2-5x-12=0. Solve this equation to find the values of x, using your answer to part a). BONUS c) Sketch the function y=2x^2-5x-12, showing any x intercepts