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30-01-2021
Mathematics

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solve simultaneous equations 4x+3y=7 3x-2y=18 what does x and y =

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30-01-2021

Multiply the first equation by 2
8x+6y=14

Multiply the second equation by 3
9x-6y=54

Add the resulting equations together to eliminate the y terms

17x= 68
x= 4

4(4)+3y=7
3y=-9
y=-3

(x,y) = (4,-3)

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