Does anyone know the answer to n + 11 = 2n?

Let f (x) = 3x+7. Find f (2).

Estimate then record the product 293*4

What is the value of x in the equation 3x-5=1/2x+2x

Franco is making breakfeast he uses 36 eggs for 12 orders how many eggs does he use per order

The rate of a traveling object varies directly with distance and inversely with time. This relation applies to the Johnsons, as they are traveling by car on their way to a vacation spot 240 miles from their home.

1+1-2+5-3+6-6+2x2=10 is this right or wrong

Jason wrote the mixed number 1 1/3 as the sum of three fractions. None of the fractions had a denominator of 3. How is this possible? What fractions might jason have used?

Aaron needs to hire a waiter. Waiter A is offering his services for an initial $25 in addition to $4.75 per hour. Waitress B is offering her services for an initial $30 in addition to $3.75 per hour.

A latter is placed 30 inches from the wall. It touches the wall at a height of 50 inches from the ground. The angle made by the ladder with the ground is degrees, and the length of the ladder is inches.

Which is the most accurate measurement of 1 mile?