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Solved algebra examples

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x + 5 = 122x = 183x + 4 = 195x - 7 = 184(x + 2) = 247a + 3 = 312y - 9 = 15Expand 3(x + 5)Factor x^2 + 5x + 6Simplify 3x + 5 + 2x - 4Substitute x = 4 into 3x + 5x/3 = 72(x + 3) = 3(x - 1)3(x - 2) = 96x + 2 = 5x + 9