What number should be added to 77 to make the sum 0? (5 points)
77
-77
0
-76

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

On a piece of paper, graph . then determine which answer choice matches the graph you drew

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.