3 years ago

(Urgent) Solve: z/4 + 5 ≥ 5.5

Mathematics

2 answers:

NikAS [45]3 years ago

4 0

z/4 + 5 ≥ 5.5

subtract 5 from each side

z/4 ≥ .5

multiply by 4

z≥ 2

Olin [163]3 years ago

3 0

z/4 + 5 >= 5.5

-5 -5 subtract 5 from both sides

z/4 >= 0.5

x4 x4 times both sides by 4

z >= 2.0

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