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Chapter 1: Q40. (page 9)

Evaluate each expression if w=6,x=0.4,y=12,and z=-3

w8-y

Short Answer

Expert verified

Expressionw8-y results into 45

Step by step solution

01

- Order for simplification 

To evaluate any expression involving more than one operation, follow the below order of operations:

  • First evaluate expressions inside grouping symbols like parentheses ( ) or brackets [ ].
  • Evaluate the exponents.
  • Perform Multiplication and division from left to right.
  • Perform addition and subtraction from left to right.
02

- Substitute given values

Substitute 6 for wand 12fory into given expression

w8-y=68-12

03

- Simplify 68-12

To evaluate the value of the given expression, first simplify the expression inside the parenthesis and then multiply resultant numbers

68鈭�12=6162鈭�12=616鈭�12=6152=902=45

Thus, value ofw8-y is 45

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Most popular questions from this chapter

Name the sets of numbers to which each number belongs.

Name the property illustrated by each equation.

12779=1

Find the value of each expression

35.1252梅226-23

Name the sets of numbers to which each number belongs.

-29

Find the value of each expression

10-8梅2
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