179!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
6x-2y=2
-3x+4y=5
2(-3x)+2(4y)=2(5)
-6x+8y=10
6x-2y=2
-6x+8y=10
6y=12
y=2
6x-2(2)=2
6x-4=2
6x=6
x=1
y=2 and x=1
Step-by-step explanation:
81 - 1.2x < 55
81 < 55 + 1.2x (add 1.2x to both sides)
1.2x > 26 (subtract 55 from both sides)
x > 21 2/3.