Question

3x+ 2y = -6 ; 2x+5y =7 SOLVE BY ELEMINATION METHOD .

Answer 1

Answer:

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Answer 2

Answer:

x = -4 and y= 3

Step-by-step explanation:

eq1 * 2 = 6x+4y = - 12

eq2 * 3 =6x+15y= 21

(-) (-) (-)

(on subtraction)

- 11y = - 33

y = 3

( now put value of y in eq1 )

3x+2(3)= -6

3x= - 12

x= - 4