Ask your own question, for FREE!
Mathematics 12 Online
OpenStudy (anonymous):

Evaluate the expression for r = 2 and t = 7. 3(r^2 + t) - r^2

Parth (parthkohli):

Use substitution. Substitute r with 2 and t with 7.

OpenStudy (anonymous):

how do you do this doe?

Parth (parthkohli):

\(\Large \color{midnightblue}{\rightarrow 3(2^2 + 7) - 2^2 }\)

Parth (parthkohli):

\(\Large \color{midnightblue}{\rightarrow 3(4 + 7) - 4 }\) \(\Large \color{midnightblue}{\rightarrow 3(11) - 4 }\) \(\Large \color{midnightblue}{\rightarrow 33 - 4 }\) \(\Large \color{midnightblue}{\rightarrow 29 }\)

OpenStudy (anonymous):

thats what im coming up with also

OpenStudy (anonymous):

thank you

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Arriyanalol: i need help
2 days ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
2 days ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!