Jane has saved 600 dollars in a college fund. she added money to the account over the next year and at the end of the year the account had 890 dollars. write an equation to represent the amount she saved over the year. will give brainliest for all answers !

What is the radical expression that is equivalent to the expression 27 1 over 5?

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]

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.