solve the following by crammers rule
7x - 3y = 99
and
−4x+8y=88
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Answer:
Step-by-step explanation:7x-3y=99
>x=99+3y/7...........(1)
-4x+8y=88
>x=88-8y/-4...........(2)
(1) & (2)
>7(99+3y)=-4(88-8y)
>673+21y=352-32y
>-11y=-321
>y=321/11
(1)>x=99+3.321/11/7
>x=1053/77
prathamesh21tapre:
Sorry you tried very well but i want this by crammers rule
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