Solve the system of equations by substitution
y=-4x+5
y=3x-16

A). (21,47)
B). (3,-7)
C). (11,17)
D). (-3,-25)

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?