Six more than five times a number (x) is at least 21

Question

Anya Curtis

Mathematics

10 April, 17:10

Six more than five times a number (x) is at least 21

+3

Answers (1)

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Lilyana Tucker · Answer 1

We need to turn this into an equation.

- "Five times a number (x) " means: 5x

- "Six more than" means: + 5

- "At least 21" means: ≥ 21

So: 5x + 6 ≥ 21

Subtract 6 from both sides of the equation: 5x ≥ 15

Divide both side of the equation by 5: x ≥ 3