Mathlified Framework Demo

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Mathlified Demo

Questions

1.

Fractional Arithmetic

Evaluate the following:

(a)

{\frac{1}{3} + \frac{6}{7}}

[1]

(b)

{- \frac{4}{3} + (- 8)}

[1]

(c)

{\frac{7}{5} + \frac{5}{2}}

[1]

(d)

{0 + \frac{5}{8}}

[1]

(e)

{- \frac{5}{4} + (- \frac{1}{3})}

[1]

2.

Linear Equations

Solve the following equations:

(a)

{- 5 x + 8 = -9}

[2]

(b)

{- 5 x + 9 = -3}

[2]

(c)

{4 x - 7 = 6}

[2]

(d)

{5 x + 6 = -8}

[2]

(e)

{5 x + 7 = 4}

[2]

Answers

1.

(a)

{\frac{25}{21}.}

(b)

{- \frac{28}{3}.}

(c)

{\frac{39}{10}.}

(d)

{\frac{5}{8}.}

(e)

{- \frac{19}{12}.}

2.

(a)

{x = \frac{17}{5}.}

(b)

{x = \frac{12}{5}.}

(c)

{x = \frac{13}{4}.}

(d)

{x = - \frac{14}{5}.}

(e)

{x = - \frac{3}{5}.}