Solve for z: -0.3z=-17.4-2.3z
1 answer:
Answer:
z=-8.7
Step-by-step 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
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