please help, thank you.
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Answer:2x+1/4=12/20
2x+1=12/20x4
2x+1=12/5
2x=12/5-1
2x=12-5/5
2x=7/5
X=7/5x2
X= 14/5
Step-by-step explanation:
Hope it will help you
Answered by
0
Answer:
(I) 0.7
(ii) 85
Step-by-step explanation:
(i) 2x+1/4 = 12/20
2x+1= 4(12/20)
2x+1= 48/20
2x+1= 12/5
5(2x+1)= 12
10x+5= 12
10x=12-5
x=7/10
x=0.7
(ii) 5f + 25= 450
5f=450-25
5f=425
f=425/5
f=85
Hope it will help u
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