Answer:
1 : 4
Step-by-step explanation:
3.5 : 14 ( divide both parts by 3.5 )
= 1 : 4
are you talking about like 24/7 ? or you mean like divide 24÷7 ?
LM + MN = LN
7x - 1 + 2x + 4 = 12
9x + 3 = 12
9x = 12 - 3
9x = 9
x = 9/9
x = 1