Answer :
Answer:
your answer will be [tex]-\frac{25}{12}[/tex]
Step-by-step explanation:
hope this helps have a nice day :)

[tex]-\dfrac 13 + \left( -\dfrac 74\right)\\\\\\=-\dfrac 13 - \dfrac 74\\\\\\=-\dfrac{4}{12}-\dfrac {21}{12}\\\\\\=-\left( \dfrac 4{12} + \dfrac{21}{12} \right)\\\\\\=-\left( \dfrac{4+21}{12}\right)\\\\\\=-\dfrac{25}{12}[/tex]