That would equal a triangle!
Answer:
x<《-4,12》
Step-by-step explanation:
inequalities:
x-4<8, x-4>0
-(x-4)<8, x-4-<0
intersections:
x<12, x>4
x>-4, x<4
x<[4,12》
x<《-4,4》
x<《-4,12》
3 (2x + 1) = 21
6x + 3= 21
-3 -3
6x = 18
Divide each side by 6, and x equals 3.
3 (2(3) + 1) = 21
3 (6 + 1) = 21
18 + 3 = 21
Hope this helps! Can I please have brainliest so I can level up? Thank you!