The expression is 6x + 12.
= 6(8) + 12 (Substitute: x = 6)
= 48 + 12 (Multiply: 68 = 48)
= 60 (Subtract: 48 + 12 = 60)
The value of the expression is 60.
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8 = 48)![\"\"](\"http://c4anything.com/userfiles/image/steps_images/solution.JPG\")