Solve for z
−4z + 31 ≥ 17z + 23
2 answers:
Answer:
z ≤ 8/21
Step-by-step explanation:
Flip the inequality sign since you are multiplying by a negative number
21z-8 ≤ 0
1.2 Divide both sides by 21
z-(8/21) ≤ 0
Add 8/21 to both sides
z ≤ 8/21
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