exam Maths Puzzle Numerical Ability

Solve by substitution. If a unique solution does not exist, state whether the system is dependent or inconsistent.

3x – 4y = 0
2y = x + 1

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exam Other Question

What is the measure of the angle of rotation with respect to two lines that intersect to form a 25° angle?
The choices-
1) 12.5 degrees
2) 25 degrees
3) 50 degrees
4)100 degre
Find the slope. x= -7
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