# Quiz4B - Name Section MAC1140 Quiz 4 UFID Show all of your...

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Unformatted text preview: Name : Section : : MAC1140, Quiz 4 UFID Show all of your work to receive credit. Please use a pen with blue or black ink. When you are nished, FOLD your paper in half lengthwise and write your name on the back. 1. Solve the following inequalities: (a) |x + 1| -2 (b) |3 - 4x| + 7 > 3 (c) |3x - 1| 5 2. Find the domain of x in the expression 7 - 9x 3. Circle any mistakes in the following steps of algebra, and then solve the equation correctly from the rst step: 3(x + 2) - 2x =6 x 3(x + 2) - 2 = 6 3x + 5 - 2 = 6 3x + 3 = 6 3x = 3 x=1 1 ...
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