exam Maths Puzzle Numerical Ability

When it say find the x intercepts do I graph it or give the variable for the intercept
y=x^2-9x+20






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exam Other Question

The Length of a rectanglar frame is 8 cm. more than the width. The perimeter of the frame is 44cm. Find the width of the frame? 50 over t-2 - 16 over t = 30 over t

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