Solve for x and y: 2x - 4y = 3; 2x + 3y = 5

a.



b.



c.



d.



e.


d.

Mathematics

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Find the least common denominator. ,  

A. r(r + 8) B. r(r + 1)(r + 8) C. (r + 8)2 D. r(r + 8)2

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Multiply.(10 + x)2

A. x2 + 100 B. 100x2 + 20x + 100 C. x + 100 D. x2 + 20x + 100

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Graph the equation.(x + 2)2 = 6(y - 1)

A.

B.

C.

D.

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Use the quotient rule to divide and simplify.

A. 2x4y2
B. 28xy
C. 2x2y
D. 4x2y

Mathematics