Which equation represents the statement: Three times the sum of a number and 5 is -30

How far could you drive on 50 gallons of gas

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Write and solve a real word problem that involves determining distance on a coordinate plane