Answer:
Step-by-step explanation:
B= -20+45/56
B=-20.80
the right equation is :
y-y1=m(x-x1)
y+3=3(x+4)
y+3= 3x+12
y=3x+12-3
y=3x+9
The answer is B
x/-y is equivalent to -(x/y)
The answer would be 7(2x+3y+z) or 7(2x+3y+1z) (both would be considered as correct)