exam Maths Puzzle Numerical Ability

rewrtie each equation as a function of x

-3x+4y-11

Please help me to do this

thanks

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exam Other Question

Factor Completely. x^2-2x+1

I need some help, when figuring this problem I keep coming up with same expression.
The options for this question is:

a)(x+1)(x+1)
b)(x-1)(x+1)
c)(x+1)(x+1)
d)(x-1)(x-1)

Thanks for your help
Solve using the square root property:
(x + 6)^2 = 4