Step-by-step explanation:
multiplying the 2nd eqn by 9 we get,
9x+9y=81
then,subtracting 1st and 2nd eqn
9x+5y=41
9x+9y=81
- - -
__________
0. -4y=-40
we get y = 10
then we get x=9-y
x=9-10
x= -1
so x is -1 and y is 10
Answer:
6x^3-33x^2+45x-6
Step-by-step explanation:
Answer:
8780.
Step-by-step explanation:
-6 times -6 is 36 + 8744