Exam 2: Linear Equations and Inequalities

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Solve the equation. Solve the equation.

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For the graph below, write an inequality for the variable x whose solution is the graph. For the graph below, write an inequality for the variable x whose solution is the graph.

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Solve the equation. Solve the equation.     = __________ Solve the equation.     = __________ = __________

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The difference of twice a number and 2 is between 6 and 8. Let x denote the number. Find the inequality for x .

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The sum of a number and three is seven. Find the number.

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John is 4 times as old as Martha. Eight years ago the sum of their ages was sixty-nine. How old are they now?

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Solve the equation. Solve the equation.     = __________ Solve the equation.     = __________ = __________

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Solve the equation. Solve the equation.

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One number is one more than another. Their sum is seven. Find both numbers.

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The smallest angle in a triangle is The smallest angle in a triangle is   as large as the largest angle. The third angle is twice the smallest angle. Find the three angles. as large as the largest angle. The third angle is twice the smallest angle. Find the three angles.

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Solve the equation. Solve the equation.

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Solve the equation. Solve the equation.     = __________ Solve the equation.     = __________ = __________

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One side of a triangle is twice the shortest side. The third side is 2 feet more than the shortest side. The perimeter is 22 feet. Find all three sides.

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Solve the equation. Solve the equation.

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Simplify the expression. Simplify the expression.

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Solve the equation. Solve the equation.

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The perimeter of a square is 60 meters. Find the length of one side.

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Solve for the indicated variable. Solve for the indicated variable.   for  for Solve for the indicated variable.   for

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30 is 50% of what number?

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Solve the equation. Solve the equation.     __________ Solve the equation.     __________ __________

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