8x - -2x + 10x, 6a + 4 - 4a + 4 + 2a, -7x + 3 - -4x + 3 + (-3x), -2x - 12 - -5 + 3x - 7 - 5x, -2x + 1 - -3 + 8x + 4 + (-10x), 8x + 66 - 13x - (-2x) + 45 - (-21) - 7x, 7y + 2 - 8y + 5 + (-y) + (-3), -12x + 3y + 9 - 5y + (-3x) - 9x + 1 - 2y + 8, −a + 11b - 3a + 2b − 4a + 9b, -x or -1x - 2x − 3x, -9a - −2a + 5a − 12a, −5y − 30 - 10y − 30 −15y, -2x + 10y - 5x − 7x + 8y + 2y, −2x + y + 12 - 3x + 5 − 2y + 7 − 5x + 3y, 2a + 13b - 12a - 10a + 7b + 6b, -9y + 1z - 5y + 8z - 14y - 7z, 3x + 3 - 7x - 8 + 11 - 4x, 8y + 1z - 8 - 8y + 5z - 4z - 8, -7n + 25 - 8 + 15 - 7n + 2, 14j + 9k + 12 - 14j + 7 + 9k + 5,

Simplifying Algebraic Expressions

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