Answer:
a=3, b=3, c=-9, d=-9
Step-by-step explanation:
Expand the left side, Then combine like terms, then set the term on the left side equal to the term on the right with the same power of x (ex. set ax^3=3x^2) Then a=3. Do this for a,b,c, and d
Sorry I need a picture to answer sorry :c
Answer:
The equation of the line is 
Step-by-step explanation:
I looked at the graph and saw that the y-intercept is -1. The slope of the line is -4/3 because you go up 4 and left from any point the on the line to find the other point.
If this answer is correct, please make me Brainliest!
Answer:
M= 3
Step-by-step explanation:
l2ecdnienofnweucon fuovnewdionsdv wqueijncqodi
Answer:
x = 78
Step-by-step explanation:
We can find angle y
D + B + y = 180 since the sum of the angles of a triangle are 180
31+47+ y =180
78+y = 180
y = 180 - 78
y = 102
x+y = 180 since they form a straight line
x + 102 = 180
x = 180-102
x = 78