Solve the equation for x 7[x+3] =4[x-7]?

2 ⤊

2007-11-08 04:49:26 · 5 answers · asked by vivek 1 in Science & Mathematics ➔ Mathematics

7x + 21 = 4x - 28
3x + 21 = -28
3x = -49
x = -49/3

2007-11-08 04:54:56 · answer #1 · answered by Anonymous · 1⤊ 0⤋

7x + 21 = 4x - 28
3x = - 49
x = - 49/3

2007-11-08 13:06:49 · answer #2 · answered by Como 7 · 1⤊ 0⤋

x=-49/3

2007-11-08 12:53:26 · answer #3 · answered by Geoff B 4 · 0⤊ 0⤋

7X+21=4X-28 > 7X-4X=-21-28> 3X= -49 > X=- 49/3 .

2007-11-08 13:10:15 · answer #4 · answered by sofisintown 3 · 0⤊ 1⤋

7x+21=4x-28
11x=-49
x=-49/11

2007-11-08 12:54:38 · answer #5 · answered by Small Victories 4 · 0⤊ 0⤋