Multi-step equations

I need an equation for:

A class of 4th graders sold tickets to their school play. Each of the 23 students in the class sold 4 tickets. The class earned $644 how much did each ticket cost?

3x2 + 10 - y2 + 4x - 8x2 - 5y - 8 + y2 + 3

How can i solve this solution a/b=c for b?

B) now find the taxes on a property that has an assessed valuation of $180,500

Write 5.0062x10 squared 3 in standard form

You are thinking about building a home. You are told that for a particular area, the construction costs for the home should be about four times the cost of the land and the landscaping costs should be about one-third of the cost of the land.

In a geometric sequence, t4=5x-11, t5=x+5, and t6=x-1. Find the sum (s) of the infinite series if it (or they) exsit (s).

What is the common difference d of the sequence? - 15, - 4, 7, 18, 29 a. 11 b. - 11 c. 12 d. - 12

4.23, 4.07, 4.10 least to greatness

The product of two decimals is a whole number

Write a question for this equation 3 (2x-5) = 24