The area of a parallelogram with a height of 6 meters is 126 square meters. what is the base length of the parallelogram

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

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