Answers Pre-Algebra - MA3119 A Distance LearningSolving Equations with Rational Numbers

Solving Equations with Rational Numbers Answers

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Tobin is solving the equation . His work is shown below.What mistake did Tobin make?

Tobin did not distribute the 3 correctly.

Tobin should have subtracted 3.75 from each side.

Tobin should have divided by 3.

Tobin did not make a mistake.

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Cooper is measuring ingredients for his special dessert. He needs a total of 70.4 mL of milk and melted butter. The recipe calls for 30.6 mL of butter. How much milk, m, does Cooper need for his recipe?

2.3 mL

39.8 mL

40.2 mL

101 mL

Nadia bought 4.3 pounds of ham on Tuesday and 1.7 pounds of ham on Wednesday. She spent a total of $41.94. What was the price of the ham per pound?

$5.74

$6.99

$9.36

$16.13

What is the first step in solving the equation ?

Add 6.4 to each side of the equation.

Subtract 6.4 from each side of the equation.

Multiply each side of the equation by 3.5.

Divide each side of the equation by 6.4.

Which is the solution to the equation ? Round to the nearest tenth if necessary.

0.9

3.4

5.1

20.2

Margo spends a quarter of her paycheck on a new dress, of her paycheck on shoes, and $24 on a birthday present. If she spent $60 altogether, how much was Margo’s paycheck?