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Home > A2C > Chapter 7 > Lesson 7.1.4 > Problem 7-57

7-57.
  1. Solve each equation below for y so that it could be entered in the graphing calculator. Homework Help ✎

    1. x2 = x(2x − 4) + y

    2. x = 3 + (y − 5)2

First, distribute the x. Then set the equation equal to y and combine like terms.

First, subtract 3 from both sides of the equation. Then take the square root of both sides and set the equation equal to y.
Notice there are two results.