Equation A: y = x + 1

Equation B: y = 4x + 5

Which of the following steps can be used to find the solution to the set of equations?

x + 1 = 4x + 5

x = 4x + 5

x + 1 = 4x

x + 5 = 4x + 1

In a layout of Mark's backyard, the ratio is 1 centimeter = 10 meters. The length of the deck on the layout is 4 cm and the width is 4 cm. What is the perimeter of Mark's deck?

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