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Expressions and Equations

Problems

Solving Equations by Plugging in Values

Solving Equations Using Inverse Operations

Problem : Find the solution set of 6x + 5 = 17 from the replacement set {1, 2, 3} .

{2}

Problem : Find the solution set of = + 6 from the replacement set {4, 8, 12} .

{12}

Problem : Find the solution set of 5z 2 = 45 from the replacement set { -5, -3, 3, 5, 9} .

{ -3, 3}

Problem : Find the solution set of x 2 + 4 = 3x from the replacement set { -1, 1, 2} .

Ø

Problem : Find the solution set of (x + 3)(x - 2) = 0 from the replacement set { -3, -2, 2, 3} .

{ -3, 2}

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