Which is the mathematical sentence of" twice the sum of a and b is at least five"?

Answer:

b.2(a+b)≥5

Step-by-step explanation:

"twice the sum of a and b is at least five"

Twice means 2

the sum of a and b means a+b

at least means ≥ (greater than or equal to)

so the answer is

2(a+b)≥5