What is 29 + 40

This free point for you

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

What is the volume of this square pyramid?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11