Evaluate the expression when $x = 3$ and $z = 7$. Simplify your answer completely. $3x^3 + z$
Added by Patricia C.
Close
Step 1
3(3)^3 + 7 Show more…
Show all steps
Your feedback will help us improve your experience
Tiannie Zhao and 74 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Evaluate each expression if $x=7, y=3,$ and $z=9$ $$2+4 z$$
The Tools of Algebra
Variables and Expressions
Evaluate each expression if $x=7, y=3,$ and $z=9$ $$z+2$$
Evaluate each expression if $x=7, y=3,$ and $z=9$ $$3 x-2 y$$
Recommended Textbooks
Elementary and Intermediate Algebra
Algebra and Trigonometry
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD