Find the unit costs. Solve. a. A 15-inch link of silver chain costs $82.99. ___
b. A 15-inch link of gold chain costs $112.59. ___

2 x t divided by n

step-by-step explanation:

step-by-step explanation:

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step-by-step explanation:

for exempl this   system of equations   y = x - 3

                                                                y = 2x - 5

look   the line : y = x -3     ( red)

                            the line : y = 2x -5 ( bleus)