Simplify the algebraic expression.2[-4(7x + 2) - 2(7x + 3)]

A. -84x - 2
B. -84x - 28
C. -84x - 4
D. -70x - 14

Answer: B

Mathematics

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Factor out the greatest common factor. Simplify the factors, if possible.4x3 + 20x

A. 4x(x2 + 5x) B. 4x(x2 + 5) C. 4x(x2 + 16x) D. 4x2(x + 5)

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Find the GCF for the list.x3, x4, x4

A. x B. x4 C. x3 D. x11

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Provide an appropriate response.The graphs of two linear functions f and g are shown in the figure. Solve (i) the equation  and (ii) the inequality 

A. x = 1; x < 1 B. x = 0; 0 < x < 1 C. x = 1; x < 3 D. x = 3; x < 3

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Find the perimeter and area of the figure.A square with side 2.8 cm

A. P = 15.68 cm, A = 7.84 cm2  B. P = 21.2 cm, A = 15.68 cm2 C. P = 5.6 cm, A = 15.68 cm2  D. P = 11.2 cm, A = 7.84 cm2 

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Mathematics