Answer:
Check image
Step-by-step explanation:
Answer: 1,2,3 becuase they are all equivalent its just logic when you think abt it
Step-by-step explanation: 4 makes no sense
It'd be easist if one of the variables was by itself
I.E: y=2x+4 and 2y+x=23
B = 4×4×ㅈ
l = 5 cm
SA= 4×5×ㅈ + 16 ㅈ
SA = 36 ㅈ
