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Chapter 8: Q28. (page 406)

Evaluate the expression when x=-5 and y=-7.

y-x+10

Short Answer

Expert verified

Thevalue of given expression would be8.

Step by step solution

01

Step 1. Given Information.

An expression: y-x+10

02

Step 2. Calculation.

To find the value of the given expression, we will substitute x=-5and y=-7 in our given expression as shown below:

y鈭�x+10=鈭�7鈭�鈭�5+10Substitutinggivenvalues=鈭�7+5+10Usingproperty鈭�鈭�=+=8

03

Step 3. Conclusion.

The value of given expression would be 8.

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Most popular questions from this chapter

To form the inverse of a relation represented by a set of ordered pairs, you switch the coordinates of each ordered pair. For example, the inverse of relation. 1,2,3,4,5,6is2,1,4,3,6,5. Give an example of a relation that is a function, but whose inverse is not a function.

Solve the equation Check your solution.

-18=3w-1

Graph the equation.

y=2x

Tell whether the ordered pair is a solution of the equation.

x-2y=8;-6,-7

Write the equation in function form. Then graph the equation.

2x+y=1
See all solutions

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