Given that a
= 10 cm and
b
= 4 cm, work out
x
.
Give your answer as an exact surd in its simplest form.

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

What is the value of f(x) = 2.2 for f(-2)?

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.