Answer:
the answer is 28$ because since the lbs get doubled so ypu also have to double the cost
The GCE of 10 and 35 is 5
Simplifying
y = -25x + 200
Reorder the terms:
y = 200 + -25x
Solving
y = 200 + -25x
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Simplifying
y = 200 + -25x
7.1 and 7.5 because any integer is a rational number