He can’t because soup is always hot
Answer:
u = 8
Step-by-step explanation:
3u + 5u = 64
8u = 64
8u/8 = 64/8
u = 8
Is means equal in mathematics
of means multiplication
and if we are solving for x then we can translate your equation to:

Simplifying that more, we get:

And your final answer is: