A circle has an area of 49Tt square units. What is the diameter of the circle?

7 units

14 units
28 units

3.5 units

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

In stepmber, daniel and justin opened a business. during their first three months of business, their average monthly profit was $51. if during their first month, they lost $29, and during their second month, they gained $115, what was their profit or loss for their third plzzz i will give you 299 points