Can anyone solve this simultaneous equation

X + Y = 300

4X + 6Y = 1380

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- Sep 26th 2012, 10:32 AMDanielle89Simultaneous equation help
Can anyone solve this simultaneous equation

X + Y = 300

4X + 6Y = 1380 - Sep 26th 2012, 10:58 AMMarkFLRe: Simultaneous equation help
Hint: multiply the first equation by -4, then add the two equations, to eliminate

*X*, and then solve for*Y*. Then use the original first equation to find*X*. - Sep 27th 2012, 12:36 PMDanielle89Re: Simultaneous equation help
I done this but I am not getting the same answer that is in the answer booklet, what answer did you get.?? Thanks fir getting back to me

- Sep 27th 2012, 12:46 PManthonyeRe: Simultaneous equation help
I get x=210.

- Sep 27th 2012, 12:51 PMMarkFLRe: Simultaneous equation help