I have an equation;

7=2

3+a a - 2

can I solve it this way?

6a + 2a=8a

7a - 14 7a -14

= a - 14

The method I have used is to cross multiply, but I am unsure?

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- July 30th 2011, 11:23 AMDavid GreenSolving equations?
I have an equation;

__7__=__2__

3+a a - 2

can I solve it this way?

__6a + 2a__=__8a__

7a - 14 7a -14

= a - 14

The method I have used is to cross multiply, but I am unsure? - July 30th 2011, 11:59 AMPlatoRe: Solving equations?
- July 30th 2011, 12:03 PMDavid GreenRe: Solving equations?
- July 30th 2011, 12:11 PMTheChazRe: Solving equations?
- July 30th 2011, 12:12 PMPlatoRe: Solving equations?
- July 30th 2011, 12:16 PMDavid GreenRe: Solving equations?
- July 30th 2011, 12:20 PMPlatoRe: Solving equations?
- July 30th 2011, 12:31 PMDavid GreenRe: Solving equations?