Sal and two of his friends rent an apartment together. their total cost to move in included first month's rent, last month's rent and a security deposit of $1,200. if sal paid a total of $1,000 to move in, how much is his share of the rent each month? a. $300 b. $450 c. $600 d. $900

Option a. $300

Step-by-step explanation:

Let

x ----> the cost of the rent monthly per person

we know that

The number of persons is 3 (Sal and two friends)

The cost of the security deposit per person is equal to

If Sal paid a total of $1,000 to move in

then

That means that the cost per person of two months of rent (first and last month) plus $400 (security deposit per person) must be equal to $1,000

solve for x

henry ordered 5 large pizzas

step-by-step explanation:

sorry no step by step

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.