3 Select the correct answer.
Which system of equations has the solution shown in the grap?
-2
3
5
OA y=-5x + 1 and y=-x+5
OB. y5x+1 and y-x-5
Ос. Sx-1 and y=-x+5
OD. y.5x-1 and y=-x-5
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Find the value of x for which the lines are parallel.

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .