(d) 3(x + 7) - 4 = 7x-1
Answers
Answered by
1
Answer:
3x+21-4=7x-1
18=4x
x=18/4
x=9/2 or 4.5
Answered by
0
Step-by-step explanation:
3(x+7) - 4 = 7x - 1
3x + 21 - 4 = 7x - 1
3x + 17 = 7x - 1
3x - 7x = - 1 - 17
-4x = - 18
4x = 18
x = 18/4
x = 4.5
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