On a coordinate plane, a line goes through points (4, 24) and (16, 18). Willa says the slope of the graph is Negative one-third. What error did she make when finding the slope?
The slope is positive instead of negative.
She counted the squares instead of using the scale.
She used the points that are further apart instead of the two consecutive points.
She used StartFraction rise Over run EndFraction when finding slope.

Rationalize the denominator- 12x/√x-10

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.

Use long division to indentify (12xto the second power+15x-8)divided by 3x