Answer:
y = -
x + 9
Step-by-step explanation:
0.5x + 0.6y = 5.4
0.6y = -0.5x + 5.4
Multiply 10 on all sides.
6y = -5x + 54
Divide 6 on all sides.
y = -
x + 9
Answer:
2
Step-by-step explanation:
Answer:
(1) 2x - 6 < - 14
(2) 2x + 3 < 1
Explanation:
(1) 2x - 6 < -14 -> 2x < - 8 -> x < - 4
(2) 2x + 3 < 1 -> 2x < -2 --> x < -1
Compound solution set: x < - 4
==========|-4----------|-1-------|0----------------
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
5