OpenStax, Elementary Algebra 2e §9.6 Solve Equations with Square Roots · Exercise 4 · Algebra · Radicals & surds

Solve Equations with Square Roots · Exercise 4

Check whether the given values are solutions.

For the equation $u + 42 = u$ : ⓐ Is $u = - 6$ a solution? ⓑ Is $u = 7$ a solution?

Its source prints no answer for this problem, so there's nothing to check against.

~5 minWritten answer · compare with the solution

OpenStax, Elementary Algebra 2e · §9.6 Solve Equations with Square Roots · Exercise 4

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