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1 vote
2. Solve for z and express your answer in interval notation: 10 – 4z<20

User Dho
by
6.7k points

1 Answer

6 votes

Answer:

I belive its z > -5/2

Explanation:

First subtract 10 from both sides.

Then simplify

Then multiply both sides by -1 because you're reversing the inequality

simplify again

Then divide both sides by 4

Finally you simplify to get

z > -5/2

:)

User Animesh Sinha
by
6.9k points