Respostas

2013-09-19T18:58:37-03:00
6x+14+3x=2x+158-x 
6x+3x-2x+x=158-14
8x=144
x=
 \frac{144}{8}
x=18
2013-09-19T19:01:17-03:00
Solution for 6x+14+3x=2x+158-x equation:
Simplifying 6x + 14 + 3x = 2x + 158 + -1x Reorder the terms: 14 + 6x + 3x = 2x + 158 + -1x Combine like terms: 6x + 3x = 9x 14 + 9x = 2x + 158 + -1x Reorder the terms: 14 + 9x = 158 + 2x + -1x Combine like terms: 2x + -1x = 1x 14 + 9x = 158 + 1x Solving 14 + 9x = 158 + 1x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1x' to each side of the equation. 14 + 9x + -1x = 158 + 1x + -1x Combine like terms: 9x + -1x = 8x 14 + 8x = 158 + 1x + -1x Combine like terms: 1x + -1x = 0 14 + 8x = 158 + 0 14 + 8x = 158 Add '-14' to each side of the equation. 14 + -14 + 8x = 158 + -14 Combine like terms: 14 + -14 = 0 0 + 8x = 158 + -14 8x = 158 + -14 Combine like terms: 158 + -14 = 144 8x = 144 Divide each side by '8'. x = 18 Simplifying x = 18