Question

Find the value of the expression 2x -3y +5z -7 for x =2, y =3, and z = -1
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Answer 1

Answer: -17

Step-by-step explanation:

subsitute the values

2(2) - 3(3) +5(-1) -7

4 - 9 -5-7

-17

Answer 2

Answer:

2x -3y +5z -7

2(2) - 3(3) + 5(-1) -7

4 -9 -5 -7

4-21

-17 is the value of the expression 2x -3y +5z -7 for x =2, y =3, and z = -1

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