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Wiki User
What is it that you want to "do" to it ?Would you like to know what value for 'y' makes it true ?Here's how you find that number:4y + 1 = 13Subtract 1 from each side:4y = 12Divide each side by 4:y = 12/4 = 3 Whenever [ y = 3 ], then [ 4y plus 1 ] actually is 13.
(1, 1)
(-1, 5)
(2, -1)
4
-4x + 4y = 1
x equals -3, and y equals 1.
No.
x=4y+1 x=4y-1 No,they have different solutions.
76