Question

5x+3y=7 and 3x-2y=8 substitution method​

Answer 1

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Answer 2

5x+3y=7 -----(1)

3x-2y=8 ------(2)

add : equation (1) is multiplied by 2 and eqn(2) is multiplied by 3

10x+6y=14

9x-6y=24

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x=38

'x' value substitute in eqn (1)

5×38+3y=7

3y=7-190

3y=-183

y=-61