5y - 3 + y = 6 + 2y - 5y

A. 1
B.
C.
D.


Answer: A

Mathematics

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Find the cardinal number of the set.Given:n(A ? B ? C)= 165n(A ? B ? C)= 22n(A ? B)= 46n(A ? C)= 43n(B ? C)= 41n(A)= 111n(B)= 82n(C)= 80Find n(A' ? B ? C)

A. 18 B. 20 C. 21 D. 19

Mathematics

Determine if the number is a solution to the equation.3(x - 1) - x = 4x + 3; x = -3

A. Yes B. No

Mathematics

Work the chain multiplication.(10)(20)(100)

A. 19,900 B. 20,100 C. 20,000 D. 19,800

Mathematics

Multiply.(x - )(x - )

A. x2 - x +  
B. x2 - x +  
C. x2 - x - 
D. x2 - x +  

Mathematics