Answer:
y = 3/8x - 7/2
Step-by-step explanation:
y = 3/8x + b
-5 = 3/8(-4) + b
-5 = -3/2 + b
-7/2 = b
x=pi*n/2+1/2arctan(7/5)
5sin(2x)=7cos(2x)
5tan(2x)=7/5
2x=pi*n+arctan(7/5)
x=pi*n/2+1/2arctan(7/5) for n e Z
(x-2)(x+5)
I have answered ur question