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Chapter 2: Q50. (page 95)

If 鈭�5c+6=鈭�69, what is the value of 6c鈭�15?

Short Answer

Expert verified

The required value is 75.

Step by step solution

01

Step 1. Isolate the variable.

鈭�5c+6=鈭�69鈭�5c=鈭�69鈭�6鈭�5c=鈭�75

02

Step 2. Solve for c.

c=鈭�75鈭�5c=15

Hence, the value of c=15.

03

Step 3. Put the value of c into the given expression.

Put c=15into 6c鈭�15.

6(15)鈭�15=90鈭�15=75

The value of the expression is 75.

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Most popular questions from this chapter

At The Family Farm, you can pick your own fruits and vegetables.

The Family Farm
Apples
6.99/bag
Pumpkins
5.00鈥�each
Blueberries
2.99/qt
Winter squash
2.99鈥�each
  1. The cost of a bag of potatoes is \(1.50less than 12of the price of apples. Write and solve an equation to find the cost of potatoes.
  2. The price of each zucchini is 3 times the price of winter squash minus \)7. Write and solve an equation to find the cost of zucchini.
  3. Write an equation to represent the cost of pumpkin using the cost of blueberries.

Solve each proportion. If necessary, round to the nearest hundredth.

7x+9=2136

DIARIES In a survey, 36% of the students said that they kept an electronic diary. There were 900 students who kept an electronic diary. How many students were in the survey?

Write an equation and solve each problem. Find three consecutive odd integers with a sum of 75.

Translate the following sentence into an equation:

鈥淭hree times b less than 100 is equal to the product of 6 and b鈥�.
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