What is the solution to the system of equations? x=4y 6 x-3y=4

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)

Your weight on the moon is relative to your weight on earth. neil armstrong weighed 360 lbs. in his moon gear while on the earth, but on the moon he only weighed 60 lbs. how much would a 150 lb person weigh on the moon?