Question

Evaluate each expression if r=1, s=3, 1=3, and u=10. tu-3r

Answer 1

$tu\text{ -3r = 27}$

Explanation:

The expression: tu - 3r

where r=1, s=3, t=3, and u=10

$\begin{gathered} =\text{ 3(10) - 3(1)} \\ =\text{ 30 - 3 } \\ =\text{ 27} \\ tu\text{ -3r = 27} \end{gathered}$