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Chapter 2: Q. 32CR (page 108)

Solve the equation. Check your solution.

p-7=-8

Short Answer

Expert verified

The solution for the equationp鈭�7=鈭�8isp=鈭�1.

Step by step solution

01

Step 1.  Solve the equation

Write the original equation and separate the variables.

p鈭�7=鈭�8(Writeoriginalequation)p鈭�7+7=鈭�8+7(Add7fromeachside)p=鈭�1(Simplify)

02

Step 2.  Check the solution 

To check the solution, substitute the value in the original equation and observe the result.

p鈭�7(WriteLeft-handsideoftheequation)鈭�1鈭�7(Substitutep=鈭�1)鈭�8(Simplify)

This signifies that the solution is correct.

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Most popular questions from this chapter

For the given expression,identify the terms, like terms, coefficients, and constant terms. Then simplify the expression.

鈥�鈭�7b+3+b鈭�10

Perform the indicated operation. (pp. 29, 34, 42)

8鈥�鈥�-鈥�鈥�(-20)

Evaluate the expression using the distributive property and mental math.

4鈥�鈥�(105)

Perform the indicated operation. (pp. 750鈥�752)

8.23鈥�鈥�-鈥�鈥�4.97

Identify the property that the statement illustrates.

-鈥�鈥�4ab=-鈥�鈥�4ba
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