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2 votes
Solve for z: -0.3z=-17.4-2.3z

User Bsivel
by
6.9k points

1 Answer

4 votes

Answer:

z=-8.7

Explanation:

-0.3z=-17.4-2.3z

10(-0.3z)=10(-17.4-2.3z)

-3z=-174-23z

20z=-174

z=-8.7

Check:

-0.3z=-17.4-2.3z

-0.3(-8.7)=-17.4-2.3(-8.7)

2.61=-17.4+20.01

2.61=2.61

User Flylib
by
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