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If x = 9 and y = -5, find z when z = -2x +3y

If x = 9 and y = -5, find z when z = -2x +3y
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17 votes
If x = 9 and y = -5, find z when z = -2x +3y

User Rewanth Tammana
by
8.2k points

2 Answers

2 votes

Answer:

z = (-33)

Explanation:


z = - 2x + 3y \\ z = - 2(9) + 3( - 5) \\ z = - 18 - 15 \\ z = - 33\\

User Guagua
by
7.8k points
3 votes

Answer:

z=-33

Explanation:

Substitute into the original equation

z=-2x+3y

z=-2(9)+3(-5)

z=-18-15

z=-33

User Olatunbosun
by
8.7k points
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