10 points!23x+34=23-12x+7x?

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10 points!23x+34=23-12x+7x?

10 points help

2007-10-30 15:01:11 · 3 answers · asked by Valente G 2 in Education & Reference ➔ Homework Help

3 answers

hmm. I tried it but i got a decimal of -0.3928571429
sorry, i'm totally stumped. All I can say is that as a fraction it would be 11/-28

2007-10-30 15:07:51 · answer #1 · answered by ldr0592 2 · 0⤊ 0⤋

23x + 34 = 23 - 12x + 7x
23x + 34 = 23 - 5x
23x + 5x = 23 - 34 combine similar terms
28 x = -11 divide both sides by 28 to eliminate 28 on 28x
so x= - 11/28

2007-10-30 15:07:27 · answer #2 · answered by Jors 3 · 0⤊ 0⤋

23x+34=23-12x+7x
23x+34=23-5x
28x=-11
x=-11/28

2007-10-30 15:34:50 · answer #3 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋