Hey there!
[tex]\large\boxed{\mathsf{150 - (2 + x)^3}}[/tex]
[tex]\large\boxed{\mathsf{= 150 - (2 + \bold{2})^3}}[/tex]
[tex]\large\boxed{\mathsf{= 150 - \bf 4^3}}[/tex]
[tex]\large\boxed{\mathsf{= 150 - \bf 4 \times 4 \times 4}}[/tex]
[tex]\large\boxed{\mathsf{= 150 - \bf 16 \times 4 }}[/tex]
[tex]\large\boxed{\mathsf{= 150 - \bf 64}}[/tex]
[tex]\large\boxed{\mathsf{= \bf 86 }}[/tex]
[tex]\huge\boxed{\text{Therefore, your answer is: \boxed{\mathsf{86}}}}\huge\checkmark[/tex]
[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]
~[tex]\large\boxed{\heartsuit \ \frak{Amphitrite1040:)} \ \heartsuit }[/tex]