exam Maths Puzzle Numerical Ability

Distance = rate * time

In the equation D = r * t, to solve for "r", one should:

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exam Other Question

Find the product: (3x + 5)(4x - 1)

Which of the following is the equation of a vertical line?
x = y
y = -4
y = 3x + 2
x = 8

Simplify: (-3a2b5)2

Find (x - 4)2

Please show how you work the equations?
sketch the graph of the parabola

y=-5x(squared)