Answer:
y = -
x + 1
Step-by-step explanation:
y = mx + b
Find two point on the graph (0,1) (4,-2); 1 is the y intercept
y = mx + 1
= 
y = -
x + 1
Mathematics includes the study of such topics as numbers, formulas and related structures, shapes and spaces in which they are contained, and quantities and their changes. There is no general consensus about its exact scope and its epistemological status.
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For a square, with a length of 8x-2, the height must be the same in order for this to be a "square". The area of a square is the height multiplied by the length, so (8x-2)^2 will be your answer. Simplified it will be 64x^2 - 16x + 4.