OpenStax, Elementary Algebra 2e §9.6 Solve Equations with Square Roots · Exercise 53 · Algebra · Radicals & surds

Solve Equations with Square Roots · Exercise 53

ⓐ Solve the equation $r + 4 - r + 2 = 0$ .
ⓑ Explain why one of the “solutions” that was found was not actually a solution to the equation.

This is an open-ended exercise: its source gives no single answer.

~8 minWritten answer · compare with the solution

OpenStax, Elementary Algebra 2e · §9.6 Solve Equations with Square Roots · Exercise 53

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