C only one and two is the answer
I believe the answer is -9
#1


Parallel lines have equal slope
Equation in point slope form



#2



Parallel lines have equal slope
Equation of line



#3


Slopes remain same




So,
0.2(n - 6) = 2.8
Distribute.
0.2n - 1.2 = 2.8
Add 1.2 to both sides.
0.2n = 4
Divide both sides by .2.
n = 20
Check.
0.2(20 - 6) = 2.8
Simplify inside parentheses.
0.2(14) = 2.8
Multiply.
2.8 = 2.8 This checks.
S = {2.8}
24+3x <span>≥ 100
-24 -24
3x </span><span>≥ 76
</span>÷3 <span>÷3
</span><span>
x = 25.3
</span>