If 4x - 1 = -5, then adding 1 to each side gives 4x = -4 and dividing, x = -1
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x = -1 or x = 5
The solution to this problem is x=5.
So substitute for y : x + 4x = 5 so 5x = 5, so x=1, y=4
Yes, x = 2 is the solution.
The algebraic formula [-4x - 3 = 17]is equal to -4x = 204x = -20x = -5