Simplify the algebraic expression by combining like terms.3(y + 10) - 6
A. 13y - 6
B. 3y + 24
C. 3y + 12
D. 3y + 4
Answer: B
Mathematics
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Find the intervals on which the function is continuous.y = 
A. discontinuous only when x = -4 B. discontinuous only when x = -4 or x = 4 C. discontinuous only when x = -16 or x = 16 D. discontinuous only when x = 16
Mathematics
Solve the linear inequality. Express the solution using set-builder notation and interval notation. Graph the solution set.2x ? - 16
A. {x|x ? -8}; [-8, ?)
B. {x|x ? -8}; (-?, -8]
C. {x|x > 8}; (8, ?)
D. {x|x < 8}; (-?, 8)
Mathematics
Find values of x and y such that both fx(x,y) = 0 and fy(x,y) = 0.f(x,y) = 3200 + xy - 9x + 8y
A. x = -8, y = 9 B. x = -9, y = 8 C. x = 8, y = -9 D. x = 9, y = -8
Mathematics
Solve.6x - (4x + 4) = 4
A. 5 B. 3 C. 4 D. 6
Mathematics