Which of the following expressions are equivalent to c/d?

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Find equation of line with slope equals 8 and passing through (6,53)

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

What is the value of x in the equation 2(x-4) = 4(2x + 1)?