4x+0=12 what would x be then

For a saturday matinee, adult tickets cost $5.50 and kids under 12 pay only $4.00. if 60 tickets are sold for a total of $285. how many of the tickets were adult tickets and how many were sold to kids under 12

If you save one penny on January 1, two pennies on January 2, three pennies on January 3, and continue this pattern for one year (not a leap year), what will be the value of your entire savings, in dollars, at the end of that one year?

What was the affect of frequent fighting in the Middle East during the carters administration? A) Many hostages were taken. B) Innocent lives were lost. C) More countries became communist. D) Oil production completely stopped.

mauricio estimates that the first module of the project could be completed in as few as 15 days or could take as many as 25 days but most likely will requrie 20 days. what is the 20 day estimate called?

How can you write greater than 8 but less than 12 using symbols such as, OR, = ?

The price of a tablet was increased from $180 to $207. By what percentage was the price of the tablet increased?

A man standing 15 feet away from a lamp post and the shadow is 5 feet long. The angle of elevation is 50 degrees how tall is the lamp post

the ratio of white marbles to blue marbles in connie's bag of marbles is equal to 2:3 there are more than 20 marbles in the bag. what is a possible number of white marbles and blue marbles in the bag.

For each number, indicate whether it' is rational or irrational

David canoed 3.78 miles before lunch and 4.20 miles after lunch. How many miles did he travel in total?