Please help me with this

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

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.

The function f(x) is shown in this graph the function g(x)=6x