3x-y=23,x/3+y/4=4 elemination
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Step-by-step explanation:
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Answer:
x,y=
9,4
Step-by-step explanation:
3x-y=23(1)
x/3+y/4=4(2)
Multiply the equation two by twelve
4x+3y=48(3)
Now multiply the equation by 3 alone
9x-3y=69(4)
Solving equations three and four
13x=117
x=9
Let's put the value of x in equation one
3(9)-y=23
-y=23-27
y=4
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