Question

6x-4y=-12 ; 8x-3y=-2 cramer's

Answer 1

86x-4y=-12
8x-3y=-2
(1)equation multiplied by -4
(2)equation multiplied by 3
-4×6x-(-4)×4y=-4×-12
3×8x-3×3y=3×-2
-24x+16y=48
24x-9y=-6
+ + +
-24and+24are clear then
7y=42
y=42÷7
y=6
y value put in equation 1
6x-4y=-12
6x-4×6=-12
6x-24=-12
6x=-12+24
6x=12
x=12÷6
x=2

x=2 " y=6 answer

Answer 2

Step-by-step explanation:

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