Answer:
C
Step-by-step explanation:
Answer:
x < 100
Step-by-step explanation:
x - 19 < 81
* add 19 to each side *
- 19 + 19 cancels out
81 + 19 = 100
x < 100
Answer:
x=-2
Step-by-step explanation:
-4x - 8 = -4 • (x + 2)
(-2,-4)
Cramer's rule
10x - 4y = -4
-3x + 7y = -22
Main determinant : 58
Determinant of <em>x</em> : -116
Determinant of <em>y</em> : -232
So, (-2,-4)
Hope this helps and please consider marking branliest.
