Answer two questions about Systems A
AA and
B
BB:
System
A
AA
start text, end text System
B
BB
{
8
x
−
3
y
=
0
2
x
+
7
y
=
3

⎩
⎪
⎪
⎨
⎪
⎪
⎧


8x−3y=0
2x+7y=3


{
8
x
−
3
y
=
0
8
x
+
28
y
=
12

⎩
⎪
⎪
⎨
⎪
⎪
⎧


8x−3y=0
8x+28y=12


1) How can we get System
B
BB from System
A
AA?

Assume cd | ab are parallel. find m2. a) x= 50° (b) x = 70° c) x = 30° d) x = 60

What is the point-slope form of theequation for the line with a slope of-2 that passes through (1, 4)? a y + 1 = -2(x + 4)b y-1=-2(x-4)c y + 4 = -2(x + 1)d y - 4 = -2(x - 1)

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck