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I need help solving for the unknown in these equations?

3x+9/4=3.6
5+12z=20z+1
146=36y+2/4=236.5
28x-4/8+36=63.22

2006-11-01 11:49:51 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

1 answers

1. 3x = 1.35
x=0.45

2. -8z = -4
z = 1/2

3. Do not understand this one

4. 28x = 27.72
x= 0.99

2006-11-01 11:54:38 · answer #1 · answered by MollyMAM 6 · 0⤊ 0⤋

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