The following equation is an example of a literal equation. 2(x + a) = 4b
A. Solve the given equation for the variable a. In your final answer, include all of your work.
B. In two or more complete sentences, explain the specific process that you followed in solving for a.

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

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.

Consider circle o, where and . m∠bpd °. °.